iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity
linux/drivers/clk/zte/clk-zx296702.c

745 lines
24 KiB
C
Raw Normal View History

clk: zx: add clock support to zx296702 It adds a clock driver for zx296702 SoC to register the clock tree to Common Clock Framework. All the clocks of bus topology and some the peripheral clocks are ready with this commit. Some missing leaf clocks for peripherals will be added later when needed. Signed-off-by: Jun Nie <jun.nie@linaro.org> Reviewed-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Kevin Hilman <khilman@linaro.org>
2015-06-04 11:21:01 +08:00
/*
* Copyright 2014 Linaro Ltd.
* Copyright (C) 2014 ZTE Corporation.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <linux/clk-provider.h>
#include <linux/of_address.h>
#include <dt-bindings/clock/zx296702-clock.h>
#include "clk.h"
static DEFINE_SPINLOCK(reg_lock);
static void __iomem *topcrm_base;
static void __iomem *lsp0crpm_base;
static void __iomem *lsp1crpm_base;
static struct clk *topclk[ZX296702_TOPCLK_END];
static struct clk *lsp0clk[ZX296702_LSP0CLK_END];
static struct clk *lsp1clk[ZX296702_LSP1CLK_END];
static struct clk_onecell_data topclk_data;
static struct clk_onecell_data lsp0clk_data;
static struct clk_onecell_data lsp1clk_data;
#define CLK_MUX (topcrm_base + 0x04)
#define CLK_DIV (topcrm_base + 0x08)
#define CLK_EN0 (topcrm_base + 0x0c)
#define CLK_EN1 (topcrm_base + 0x10)
#define VOU_LOCAL_CLKEN (topcrm_base + 0x68)
#define VOU_LOCAL_CLKSEL (topcrm_base + 0x70)
#define VOU_LOCAL_DIV2_SET (topcrm_base + 0x74)
#define CLK_MUX1 (topcrm_base + 0x8c)
#define CLK_SDMMC1 (lsp0crpm_base + 0x0c)
clk: zx: Add audio and GPIO clock for zx296702 Add SPDIF/I2S and GPIO clock for zx296702 Signed-off-by: Jun Nie <jun.nie@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-07-23 15:02:52 +08:00
#define CLK_GPIO (lsp0crpm_base + 0x2c)
#define CLK_SPDIF0 (lsp0crpm_base + 0x10)
#define SPDIF0_DIV (lsp0crpm_base + 0x14)
#define CLK_I2S0 (lsp0crpm_base + 0x18)
#define I2S0_DIV (lsp0crpm_base + 0x1c)
#define CLK_I2S1 (lsp0crpm_base + 0x20)
#define I2S1_DIV (lsp0crpm_base + 0x24)
#define CLK_I2S2 (lsp0crpm_base + 0x34)
#define I2S2_DIV (lsp0crpm_base + 0x38)
clk: zx: add clock support to zx296702 It adds a clock driver for zx296702 SoC to register the clock tree to Common Clock Framework. All the clocks of bus topology and some the peripheral clocks are ready with this commit. Some missing leaf clocks for peripherals will be added later when needed. Signed-off-by: Jun Nie <jun.nie@linaro.org> Reviewed-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Kevin Hilman <khilman@linaro.org>
2015-06-04 11:21:01 +08:00
#define CLK_UART0 (lsp1crpm_base + 0x20)
#define CLK_UART1 (lsp1crpm_base + 0x24)
#define CLK_SDMMC0 (lsp1crpm_base + 0x2c)
clk: zx: Add audio and GPIO clock for zx296702 Add SPDIF/I2S and GPIO clock for zx296702 Signed-off-by: Jun Nie <jun.nie@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-07-23 15:02:52 +08:00
#define CLK_SPDIF1 (lsp1crpm_base + 0x30)
#define SPDIF1_DIV (lsp1crpm_base + 0x34)
clk: zx: add clock support to zx296702 It adds a clock driver for zx296702 SoC to register the clock tree to Common Clock Framework. All the clocks of bus topology and some the peripheral clocks are ready with this commit. Some missing leaf clocks for peripherals will be added later when needed. Signed-off-by: Jun Nie <jun.nie@linaro.org> Reviewed-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Kevin Hilman <khilman@linaro.org>
2015-06-04 11:21:01 +08:00
static const struct zx_pll_config pll_a9_config[] = {
{ .rate = 700000000, .cfg0 = 0x800405d1, .cfg1 = 0x04555555 },
{ .rate = 800000000, .cfg0 = 0x80040691, .cfg1 = 0x04aaaaaa },
{ .rate = 900000000, .cfg0 = 0x80040791, .cfg1 = 0x04000000 },
{ .rate = 1000000000, .cfg0 = 0x80040851, .cfg1 = 0x04555555 },
{ .rate = 1100000000, .cfg0 = 0x80040911, .cfg1 = 0x04aaaaaa },
{ .rate = 1200000000, .cfg0 = 0x80040a11, .cfg1 = 0x04000000 },
};
static const struct clk_div_table main_hlk_div[] = {
{ .val = 1, .div = 2, },
{ .val = 3, .div = 4, },
{ /* sentinel */ }
};
static const struct clk_div_table a9_as1_aclk_divider[] = {
{ .val = 0, .div = 1, },
{ .val = 1, .div = 2, },
{ .val = 3, .div = 4, },
{ /* sentinel */ }
};
static const struct clk_div_table sec_wclk_divider[] = {
{ .val = 0, .div = 1, },
{ .val = 1, .div = 2, },
{ .val = 3, .div = 4, },
{ .val = 5, .div = 6, },
{ .val = 7, .div = 8, },
{ /* sentinel */ }
};
clk: zx: Constify parent names in clock init data The array of parent names can be made as array of const pointers to const strings. Signed-off-by: Jun Nie <jun.nie@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-07-23 15:02:53 +08:00
static const char * const matrix_aclk_sel[] = {
clk: zx: add clock support to zx296702 It adds a clock driver for zx296702 SoC to register the clock tree to Common Clock Framework. All the clocks of bus topology and some the peripheral clocks are ready with this commit. Some missing leaf clocks for peripherals will be added later when needed. Signed-off-by: Jun Nie <jun.nie@linaro.org> Reviewed-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Kevin Hilman <khilman@linaro.org>
2015-06-04 11:21:01 +08:00
"pll_mm0_198M",
"osc",
"clk_148M5",
"pll_lsp_104M",
};
clk: zx: Constify parent names in clock init data The array of parent names can be made as array of const pointers to const strings. Signed-off-by: Jun Nie <jun.nie@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-07-23 15:02:53 +08:00
static const char * const a9_wclk_sel[] = {
clk: zx: add clock support to zx296702 It adds a clock driver for zx296702 SoC to register the clock tree to Common Clock Framework. All the clocks of bus topology and some the peripheral clocks are ready with this commit. Some missing leaf clocks for peripherals will be added later when needed. Signed-off-by: Jun Nie <jun.nie@linaro.org> Reviewed-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Kevin Hilman <khilman@linaro.org>
2015-06-04 11:21:01 +08:00
"pll_a9",
"osc",
"clk_500",
"clk_250",
};
clk: zx: Constify parent names in clock init data The array of parent names can be made as array of const pointers to const strings. Signed-off-by: Jun Nie <jun.nie@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-07-23 15:02:53 +08:00
static const char * const a9_as1_aclk_sel[] = {
clk: zx: add clock support to zx296702 It adds a clock driver for zx296702 SoC to register the clock tree to Common Clock Framework. All the clocks of bus topology and some the peripheral clocks are ready with this commit. Some missing leaf clocks for peripherals will be added later when needed. Signed-off-by: Jun Nie <jun.nie@linaro.org> Reviewed-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Kevin Hilman <khilman@linaro.org>
2015-06-04 11:21:01 +08:00
"clk_250",
"osc",
"pll_mm0_396M",
"pll_mac_333M",
};
clk: zx: Constify parent names in clock init data The array of parent names can be made as array of const pointers to const strings. Signed-off-by: Jun Nie <jun.nie@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-07-23 15:02:53 +08:00
static const char * const a9_trace_clkin_sel[] = {
clk: zx: add clock support to zx296702 It adds a clock driver for zx296702 SoC to register the clock tree to Common Clock Framework. All the clocks of bus topology and some the peripheral clocks are ready with this commit. Some missing leaf clocks for peripherals will be added later when needed. Signed-off-by: Jun Nie <jun.nie@linaro.org> Reviewed-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Kevin Hilman <khilman@linaro.org>
2015-06-04 11:21:01 +08:00
"clk_74M25",
"pll_mm1_108M",
"clk_125",
"clk_148M5",
};
clk: zx: Constify parent names in clock init data The array of parent names can be made as array of const pointers to const strings. Signed-off-by: Jun Nie <jun.nie@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-07-23 15:02:53 +08:00
static const char * const decppu_aclk_sel[] = {
clk: zx: add clock support to zx296702 It adds a clock driver for zx296702 SoC to register the clock tree to Common Clock Framework. All the clocks of bus topology and some the peripheral clocks are ready with this commit. Some missing leaf clocks for peripherals will be added later when needed. Signed-off-by: Jun Nie <jun.nie@linaro.org> Reviewed-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Kevin Hilman <khilman@linaro.org>
2015-06-04 11:21:01 +08:00
"clk_250",
"pll_mm0_198M",
"pll_lsp_104M",
"pll_audio_294M912",
};
clk: zx: Constify parent names in clock init data The array of parent names can be made as array of const pointers to const strings. Signed-off-by: Jun Nie <jun.nie@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-07-23 15:02:53 +08:00
static const char * const vou_main_wclk_sel[] = {
clk: zx: add clock support to zx296702 It adds a clock driver for zx296702 SoC to register the clock tree to Common Clock Framework. All the clocks of bus topology and some the peripheral clocks are ready with this commit. Some missing leaf clocks for peripherals will be added later when needed. Signed-off-by: Jun Nie <jun.nie@linaro.org> Reviewed-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Kevin Hilman <khilman@linaro.org>
2015-06-04 11:21:01 +08:00
"clk_148M5",
"clk_74M25",
"clk_27",
"pll_mm1_54M",
};
clk: zx: Constify parent names in clock init data The array of parent names can be made as array of const pointers to const strings. Signed-off-by: Jun Nie <jun.nie@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-07-23 15:02:53 +08:00
static const char * const vou_scaler_wclk_sel[] = {
clk: zx: add clock support to zx296702 It adds a clock driver for zx296702 SoC to register the clock tree to Common Clock Framework. All the clocks of bus topology and some the peripheral clocks are ready with this commit. Some missing leaf clocks for peripherals will be added later when needed. Signed-off-by: Jun Nie <jun.nie@linaro.org> Reviewed-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Kevin Hilman <khilman@linaro.org>
2015-06-04 11:21:01 +08:00
"clk_250",
"pll_mac_333M",
"pll_audio_294M912",
"pll_mm0_198M",
};
clk: zx: Constify parent names in clock init data The array of parent names can be made as array of const pointers to const strings. Signed-off-by: Jun Nie <jun.nie@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-07-23 15:02:53 +08:00
static const char * const r2d_wclk_sel[] = {
clk: zx: add clock support to zx296702 It adds a clock driver for zx296702 SoC to register the clock tree to Common Clock Framework. All the clocks of bus topology and some the peripheral clocks are ready with this commit. Some missing leaf clocks for peripherals will be added later when needed. Signed-off-by: Jun Nie <jun.nie@linaro.org> Reviewed-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Kevin Hilman <khilman@linaro.org>
2015-06-04 11:21:01 +08:00
"pll_audio_294M912",
"pll_mac_333M",
"pll_a9_350M",
"pll_mm0_396M",
};
clk: zx: Constify parent names in clock init data The array of parent names can be made as array of const pointers to const strings. Signed-off-by: Jun Nie <jun.nie@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-07-23 15:02:53 +08:00
static const char * const ddr_wclk_sel[] = {
clk: zx: add clock support to zx296702 It adds a clock driver for zx296702 SoC to register the clock tree to Common Clock Framework. All the clocks of bus topology and some the peripheral clocks are ready with this commit. Some missing leaf clocks for peripherals will be added later when needed. Signed-off-by: Jun Nie <jun.nie@linaro.org> Reviewed-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Kevin Hilman <khilman@linaro.org>
2015-06-04 11:21:01 +08:00
"pll_mac_333M",
"pll_ddr_266M",
"pll_audio_294M912",
"pll_mm0_198M",
};
clk: zx: Constify parent names in clock init data The array of parent names can be made as array of const pointers to const strings. Signed-off-by: Jun Nie <jun.nie@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-07-23 15:02:53 +08:00
static const char * const nand_wclk_sel[] = {
clk: zx: add clock support to zx296702 It adds a clock driver for zx296702 SoC to register the clock tree to Common Clock Framework. All the clocks of bus topology and some the peripheral clocks are ready with this commit. Some missing leaf clocks for peripherals will be added later when needed. Signed-off-by: Jun Nie <jun.nie@linaro.org> Reviewed-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Kevin Hilman <khilman@linaro.org>
2015-06-04 11:21:01 +08:00
"pll_lsp_104M",
"osc",
};
clk: zx: Constify parent names in clock init data The array of parent names can be made as array of const pointers to const strings. Signed-off-by: Jun Nie <jun.nie@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-07-23 15:02:53 +08:00
static const char * const lsp_26_wclk_sel[] = {
clk: zx: add clock support to zx296702 It adds a clock driver for zx296702 SoC to register the clock tree to Common Clock Framework. All the clocks of bus topology and some the peripheral clocks are ready with this commit. Some missing leaf clocks for peripherals will be added later when needed. Signed-off-by: Jun Nie <jun.nie@linaro.org> Reviewed-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Kevin Hilman <khilman@linaro.org>
2015-06-04 11:21:01 +08:00
"pll_lsp_26M",
"osc",
};
clk: zx: Constify parent names in clock init data The array of parent names can be made as array of const pointers to const strings. Signed-off-by: Jun Nie <jun.nie@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-07-23 15:02:53 +08:00
static const char * const vl0_sel[] = {
clk: zx: add clock support to zx296702 It adds a clock driver for zx296702 SoC to register the clock tree to Common Clock Framework. All the clocks of bus topology and some the peripheral clocks are ready with this commit. Some missing leaf clocks for peripherals will be added later when needed. Signed-off-by: Jun Nie <jun.nie@linaro.org> Reviewed-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Kevin Hilman <khilman@linaro.org>
2015-06-04 11:21:01 +08:00
"vou_main_channel_div",
"vou_aux_channel_div",
};
clk: zx: Constify parent names in clock init data The array of parent names can be made as array of const pointers to const strings. Signed-off-by: Jun Nie <jun.nie@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-07-23 15:02:53 +08:00
static const char * const hdmi_sel[] = {
clk: zx: add clock support to zx296702 It adds a clock driver for zx296702 SoC to register the clock tree to Common Clock Framework. All the clocks of bus topology and some the peripheral clocks are ready with this commit. Some missing leaf clocks for peripherals will be added later when needed. Signed-off-by: Jun Nie <jun.nie@linaro.org> Reviewed-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Kevin Hilman <khilman@linaro.org>
2015-06-04 11:21:01 +08:00
"vou_main_channel_wclk",
"vou_aux_channel_wclk",
};
clk: zx: Constify parent names in clock init data The array of parent names can be made as array of const pointers to const strings. Signed-off-by: Jun Nie <jun.nie@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-07-23 15:02:53 +08:00
static const char * const sdmmc0_wclk_sel[] = {
clk: zx: add clock support to zx296702 It adds a clock driver for zx296702 SoC to register the clock tree to Common Clock Framework. All the clocks of bus topology and some the peripheral clocks are ready with this commit. Some missing leaf clocks for peripherals will be added later when needed. Signed-off-by: Jun Nie <jun.nie@linaro.org> Reviewed-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Kevin Hilman <khilman@linaro.org>
2015-06-04 11:21:01 +08:00
"lsp1_104M_wclk",
"lsp1_26M_wclk",
};
clk: zx: Constify parent names in clock init data The array of parent names can be made as array of const pointers to const strings. Signed-off-by: Jun Nie <jun.nie@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-07-23 15:02:53 +08:00
static const char * const sdmmc1_wclk_sel[] = {
clk: zx: add clock support to zx296702 It adds a clock driver for zx296702 SoC to register the clock tree to Common Clock Framework. All the clocks of bus topology and some the peripheral clocks are ready with this commit. Some missing leaf clocks for peripherals will be added later when needed. Signed-off-by: Jun Nie <jun.nie@linaro.org> Reviewed-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Kevin Hilman <khilman@linaro.org>
2015-06-04 11:21:01 +08:00
"lsp0_104M_wclk",
"lsp0_26M_wclk",
};
clk: zx: Constify parent names in clock init data The array of parent names can be made as array of const pointers to const strings. Signed-off-by: Jun Nie <jun.nie@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-07-23 15:02:53 +08:00
static const char * const uart_wclk_sel[] = {
clk: zx: add clock support to zx296702 It adds a clock driver for zx296702 SoC to register the clock tree to Common Clock Framework. All the clocks of bus topology and some the peripheral clocks are ready with this commit. Some missing leaf clocks for peripherals will be added later when needed. Signed-off-by: Jun Nie <jun.nie@linaro.org> Reviewed-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Kevin Hilman <khilman@linaro.org>
2015-06-04 11:21:01 +08:00
"lsp1_104M_wclk",
"lsp1_26M_wclk",
};
clk: zx: Constify parent names in clock init data The array of parent names can be made as array of const pointers to const strings. Signed-off-by: Jun Nie <jun.nie@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-07-23 15:02:53 +08:00
static const char * const spdif0_wclk_sel[] = {
clk: zx: Add audio and GPIO clock for zx296702 Add SPDIF/I2S and GPIO clock for zx296702 Signed-off-by: Jun Nie <jun.nie@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-07-23 15:02:52 +08:00
"lsp0_104M_wclk",
"lsp0_26M_wclk",
};
clk: zx: Constify parent names in clock init data The array of parent names can be made as array of const pointers to const strings. Signed-off-by: Jun Nie <jun.nie@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-07-23 15:02:53 +08:00
static const char * const spdif1_wclk_sel[] = {
clk: zx: Add audio and GPIO clock for zx296702 Add SPDIF/I2S and GPIO clock for zx296702 Signed-off-by: Jun Nie <jun.nie@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-07-23 15:02:52 +08:00
"lsp1_104M_wclk",
"lsp1_26M_wclk",
};
clk: zx: Constify parent names in clock init data The array of parent names can be made as array of const pointers to const strings. Signed-off-by: Jun Nie <jun.nie@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-07-23 15:02:53 +08:00
static const char * const i2s_wclk_sel[] = {
clk: zx: Add audio and GPIO clock for zx296702 Add SPDIF/I2S and GPIO clock for zx296702 Signed-off-by: Jun Nie <jun.nie@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-07-23 15:02:52 +08:00
"lsp0_104M_wclk",
"lsp0_26M_wclk",
};
clk: zx: add clock support to zx296702 It adds a clock driver for zx296702 SoC to register the clock tree to Common Clock Framework. All the clocks of bus topology and some the peripheral clocks are ready with this commit. Some missing leaf clocks for peripherals will be added later when needed. Signed-off-by: Jun Nie <jun.nie@linaro.org> Reviewed-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Kevin Hilman <khilman@linaro.org>
2015-06-04 11:21:01 +08:00
static inline struct clk *zx_divtbl(const char *name, const char *parent,
void __iomem *reg, u8 shift, u8 width,
const struct clk_div_table *table)
{
return clk_register_divider_table(NULL, name, parent, 0, reg, shift,
width, 0, table, &reg_lock);
}
static inline struct clk *zx_div(const char *name, const char *parent,
void __iomem *reg, u8 shift, u8 width)
{
return clk_register_divider(NULL, name, parent, 0,
reg, shift, width, 0, &reg_lock);
}
clk: zx: Constify parent names in clock init data The array of parent names can be made as array of const pointers to const strings. Signed-off-by: Jun Nie <jun.nie@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-07-23 15:02:53 +08:00
static inline struct clk *zx_mux(const char *name, const char * const *parents,
clk: zx: add clock support to zx296702 It adds a clock driver for zx296702 SoC to register the clock tree to Common Clock Framework. All the clocks of bus topology and some the peripheral clocks are ready with this commit. Some missing leaf clocks for peripherals will be added later when needed. Signed-off-by: Jun Nie <jun.nie@linaro.org> Reviewed-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Kevin Hilman <khilman@linaro.org>
2015-06-04 11:21:01 +08:00
int num_parents, void __iomem *reg, u8 shift, u8 width)
{
return clk_register_mux(NULL, name, parents, num_parents,
0, reg, shift, width, 0, &reg_lock);
}
static inline struct clk *zx_gate(const char *name, const char *parent,
void __iomem *reg, u8 shift)
{
return clk_register_gate(NULL, name, parent, CLK_IGNORE_UNUSED,
clk: zx: Add audio and GPIO clock for zx296702 Add SPDIF/I2S and GPIO clock for zx296702 Signed-off-by: Jun Nie <jun.nie@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-07-23 15:02:52 +08:00
reg, shift, CLK_SET_RATE_PARENT, &reg_lock);
clk: zx: add clock support to zx296702 It adds a clock driver for zx296702 SoC to register the clock tree to Common Clock Framework. All the clocks of bus topology and some the peripheral clocks are ready with this commit. Some missing leaf clocks for peripherals will be added later when needed. Signed-off-by: Jun Nie <jun.nie@linaro.org> Reviewed-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Kevin Hilman <khilman@linaro.org>
2015-06-04 11:21:01 +08:00
}
static void __init zx296702_top_clocks_init(struct device_node *np)
{
struct clk **clk = topclk;
int i;
topcrm_base = of_iomap(np, 0);
WARN_ON(!topcrm_base);
clk[ZX296702_OSC] =
clk: zte: Remove CLK_IS_ROOT This flag is a no-op now. Remove usage of the flag. Cc: Jun Nie <jun.nie@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2016-03-01 11:00:08 -08:00
clk_register_fixed_rate(NULL, "osc", NULL, 0, 30000000);
clk: zx: add clock support to zx296702 It adds a clock driver for zx296702 SoC to register the clock tree to Common Clock Framework. All the clocks of bus topology and some the peripheral clocks are ready with this commit. Some missing leaf clocks for peripherals will be added later when needed. Signed-off-by: Jun Nie <jun.nie@linaro.org> Reviewed-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Kevin Hilman <khilman@linaro.org>
2015-06-04 11:21:01 +08:00
clk[ZX296702_PLL_A9] =
clk_register_zx_pll("pll_a9", "osc", 0, topcrm_base
+ 0x01c, pll_a9_config,
ARRAY_SIZE(pll_a9_config), &reg_lock);
/* TODO: pll_a9_350M look like changeble follow a9 pll */
clk[ZX296702_PLL_A9_350M] =
clk_register_fixed_rate(NULL, "pll_a9_350M", "osc", 0,
350000000);
clk[ZX296702_PLL_MAC_1000M] =
clk_register_fixed_rate(NULL, "pll_mac_1000M", "osc", 0,
1000000000);
clk[ZX296702_PLL_MAC_333M] =
clk_register_fixed_rate(NULL, "pll_mac_333M", "osc", 0,
333000000);
clk[ZX296702_PLL_MM0_1188M] =
clk_register_fixed_rate(NULL, "pll_mm0_1188M", "osc", 0,
1188000000);
clk[ZX296702_PLL_MM0_396M] =
clk_register_fixed_rate(NULL, "pll_mm0_396M", "osc", 0,
396000000);
clk[ZX296702_PLL_MM0_198M] =
clk_register_fixed_rate(NULL, "pll_mm0_198M", "osc", 0,
198000000);
clk[ZX296702_PLL_MM1_108M] =
clk_register_fixed_rate(NULL, "pll_mm1_108M", "osc", 0,
108000000);
clk[ZX296702_PLL_MM1_72M] =
clk_register_fixed_rate(NULL, "pll_mm1_72M", "osc", 0,
72000000);
clk[ZX296702_PLL_MM1_54M] =
clk_register_fixed_rate(NULL, "pll_mm1_54M", "osc", 0,
54000000);
clk[ZX296702_PLL_LSP_104M] =
clk_register_fixed_rate(NULL, "pll_lsp_104M", "osc", 0,
104000000);
clk[ZX296702_PLL_LSP_26M] =
clk_register_fixed_rate(NULL, "pll_lsp_26M", "osc", 0,
26000000);
clk[ZX296702_PLL_DDR_266M] =
clk_register_fixed_rate(NULL, "pll_ddr_266M", "osc", 0,
266000000);
clk[ZX296702_PLL_AUDIO_294M912] =
clk_register_fixed_rate(NULL, "pll_audio_294M912", "osc", 0,
294912000);
/* bus clock */
clk[ZX296702_MATRIX_ACLK] =
zx_mux("matrix_aclk", matrix_aclk_sel,
ARRAY_SIZE(matrix_aclk_sel), CLK_MUX, 2, 2);
clk[ZX296702_MAIN_HCLK] =
zx_divtbl("main_hclk", "matrix_aclk", CLK_DIV, 0, 2,
main_hlk_div);
clk[ZX296702_MAIN_PCLK] =
zx_divtbl("main_pclk", "matrix_aclk", CLK_DIV, 2, 2,
main_hlk_div);
/* cpu clock */
clk[ZX296702_CLK_500] =
clk_register_fixed_factor(NULL, "clk_500", "pll_mac_1000M", 0,
1, 2);
clk[ZX296702_CLK_250] =
clk_register_fixed_factor(NULL, "clk_250", "pll_mac_1000M", 0,
1, 4);
clk[ZX296702_CLK_125] =
clk_register_fixed_factor(NULL, "clk_125", "clk_250", 0, 1, 2);
clk[ZX296702_CLK_148M5] =
clk_register_fixed_factor(NULL, "clk_148M5", "pll_mm0_1188M", 0,
1, 8);
clk[ZX296702_CLK_74M25] =
clk_register_fixed_factor(NULL, "clk_74M25", "pll_mm0_1188M", 0,
1, 16);
clk[ZX296702_A9_WCLK] =
zx_mux("a9_wclk", a9_wclk_sel, ARRAY_SIZE(a9_wclk_sel), CLK_MUX,
0, 2);
clk[ZX296702_A9_AS1_ACLK_MUX] =
zx_mux("a9_as1_aclk_mux", a9_as1_aclk_sel,
ARRAY_SIZE(a9_as1_aclk_sel), CLK_MUX, 4, 2);
clk[ZX296702_A9_TRACE_CLKIN_MUX] =
zx_mux("a9_trace_clkin_mux", a9_trace_clkin_sel,
ARRAY_SIZE(a9_trace_clkin_sel), CLK_MUX1, 0, 2);
clk[ZX296702_A9_AS1_ACLK_DIV] =
zx_divtbl("a9_as1_aclk_div", "a9_as1_aclk_mux", CLK_DIV, 4, 2,
a9_as1_aclk_divider);
/* multi-media clock */
clk[ZX296702_CLK_2] =
clk_register_fixed_factor(NULL, "clk_2", "pll_mm1_72M", 0,
1, 36);
clk[ZX296702_CLK_27] =
clk_register_fixed_factor(NULL, "clk_27", "pll_mm1_54M", 0,
1, 2);
clk[ZX296702_DECPPU_ACLK_MUX] =
zx_mux("decppu_aclk_mux", decppu_aclk_sel,
ARRAY_SIZE(decppu_aclk_sel), CLK_MUX, 6, 2);
clk[ZX296702_PPU_ACLK_MUX] =
zx_mux("ppu_aclk_mux", decppu_aclk_sel,
ARRAY_SIZE(decppu_aclk_sel), CLK_MUX, 8, 2);
clk[ZX296702_MALI400_ACLK_MUX] =
zx_mux("mali400_aclk_mux", decppu_aclk_sel,
ARRAY_SIZE(decppu_aclk_sel), CLK_MUX, 12, 2);
clk[ZX296702_VOU_ACLK_MUX] =
zx_mux("vou_aclk_mux", decppu_aclk_sel,
ARRAY_SIZE(decppu_aclk_sel), CLK_MUX, 10, 2);
clk[ZX296702_VOU_MAIN_WCLK_MUX] =
zx_mux("vou_main_wclk_mux", vou_main_wclk_sel,
ARRAY_SIZE(vou_main_wclk_sel), CLK_MUX, 14, 2);
clk[ZX296702_VOU_AUX_WCLK_MUX] =
zx_mux("vou_aux_wclk_mux", vou_main_wclk_sel,
ARRAY_SIZE(vou_main_wclk_sel), CLK_MUX, 16, 2);
clk[ZX296702_VOU_SCALER_WCLK_MUX] =
zx_mux("vou_scaler_wclk_mux", vou_scaler_wclk_sel,
ARRAY_SIZE(vou_scaler_wclk_sel), CLK_MUX,
18, 2);
clk[ZX296702_R2D_ACLK_MUX] =
zx_mux("r2d_aclk_mux", decppu_aclk_sel,
ARRAY_SIZE(decppu_aclk_sel), CLK_MUX, 20, 2);
clk[ZX296702_R2D_WCLK_MUX] =
zx_mux("r2d_wclk_mux", r2d_wclk_sel,
ARRAY_SIZE(r2d_wclk_sel), CLK_MUX, 22, 2);
/* other clock */
clk[ZX296702_CLK_50] =
clk_register_fixed_factor(NULL, "clk_50", "pll_mac_1000M",
0, 1, 20);
clk[ZX296702_CLK_25] =
clk_register_fixed_factor(NULL, "clk_25", "pll_mac_1000M",
0, 1, 40);
clk[ZX296702_CLK_12] =
clk_register_fixed_factor(NULL, "clk_12", "pll_mm1_72M",
0, 1, 6);
clk[ZX296702_CLK_16M384] =
clk_register_fixed_factor(NULL, "clk_16M384",
"pll_audio_294M912", 0, 1, 18);
clk[ZX296702_CLK_32K768] =
clk_register_fixed_factor(NULL, "clk_32K768", "clk_16M384",
0, 1, 500);
clk[ZX296702_SEC_WCLK_DIV] =
zx_divtbl("sec_wclk_div", "pll_lsp_104M", CLK_DIV, 6, 3,
sec_wclk_divider);
clk[ZX296702_DDR_WCLK_MUX] =
zx_mux("ddr_wclk_mux", ddr_wclk_sel,
ARRAY_SIZE(ddr_wclk_sel), CLK_MUX, 24, 2);
clk[ZX296702_NAND_WCLK_MUX] =
zx_mux("nand_wclk_mux", nand_wclk_sel,
ARRAY_SIZE(nand_wclk_sel), CLK_MUX, 24, 2);
clk[ZX296702_LSP_26_WCLK_MUX] =
zx_mux("lsp_26_wclk_mux", lsp_26_wclk_sel,
ARRAY_SIZE(lsp_26_wclk_sel), CLK_MUX, 27, 1);
/* gates */
clk[ZX296702_A9_AS0_ACLK] =
zx_gate("a9_as0_aclk", "matrix_aclk", CLK_EN0, 0);
clk[ZX296702_A9_AS1_ACLK] =
zx_gate("a9_as1_aclk", "a9_as1_aclk_div", CLK_EN0, 1);
clk[ZX296702_A9_TRACE_CLKIN] =
zx_gate("a9_trace_clkin", "a9_trace_clkin_mux", CLK_EN0, 2);
clk[ZX296702_DECPPU_AXI_M_ACLK] =
zx_gate("decppu_axi_m_aclk", "decppu_aclk_mux", CLK_EN0, 3);
clk[ZX296702_DECPPU_AHB_S_HCLK] =
zx_gate("decppu_ahb_s_hclk", "main_hclk", CLK_EN0, 4);
clk[ZX296702_PPU_AXI_M_ACLK] =
zx_gate("ppu_axi_m_aclk", "ppu_aclk_mux", CLK_EN0, 5);
clk[ZX296702_PPU_AHB_S_HCLK] =
zx_gate("ppu_ahb_s_hclk", "main_hclk", CLK_EN0, 6);
clk[ZX296702_VOU_AXI_M_ACLK] =
zx_gate("vou_axi_m_aclk", "vou_aclk_mux", CLK_EN0, 7);
clk[ZX296702_VOU_APB_PCLK] =
zx_gate("vou_apb_pclk", "main_pclk", CLK_EN0, 8);
clk[ZX296702_VOU_MAIN_CHANNEL_WCLK] =
zx_gate("vou_main_channel_wclk", "vou_main_wclk_mux",
CLK_EN0, 9);
clk[ZX296702_VOU_AUX_CHANNEL_WCLK] =
zx_gate("vou_aux_channel_wclk", "vou_aux_wclk_mux",
CLK_EN0, 10);
clk[ZX296702_VOU_HDMI_OSCLK_CEC] =
zx_gate("vou_hdmi_osclk_cec", "clk_2", CLK_EN0, 11);
clk[ZX296702_VOU_SCALER_WCLK] =
zx_gate("vou_scaler_wclk", "vou_scaler_wclk_mux", CLK_EN0, 12);
clk[ZX296702_MALI400_AXI_M_ACLK] =
zx_gate("mali400_axi_m_aclk", "mali400_aclk_mux", CLK_EN0, 13);
clk[ZX296702_MALI400_APB_PCLK] =
zx_gate("mali400_apb_pclk", "main_pclk", CLK_EN0, 14);
clk[ZX296702_R2D_WCLK] =
zx_gate("r2d_wclk", "r2d_wclk_mux", CLK_EN0, 15);
clk[ZX296702_R2D_AXI_M_ACLK] =
zx_gate("r2d_axi_m_aclk", "r2d_aclk_mux", CLK_EN0, 16);
clk[ZX296702_R2D_AHB_HCLK] =
zx_gate("r2d_ahb_hclk", "main_hclk", CLK_EN0, 17);
clk[ZX296702_DDR3_AXI_S0_ACLK] =
zx_gate("ddr3_axi_s0_aclk", "matrix_aclk", CLK_EN0, 18);
clk[ZX296702_DDR3_APB_PCLK] =
zx_gate("ddr3_apb_pclk", "main_pclk", CLK_EN0, 19);
clk[ZX296702_DDR3_WCLK] =
zx_gate("ddr3_wclk", "ddr_wclk_mux", CLK_EN0, 20);
clk[ZX296702_USB20_0_AHB_HCLK] =
zx_gate("usb20_0_ahb_hclk", "main_hclk", CLK_EN0, 21);
clk[ZX296702_USB20_0_EXTREFCLK] =
zx_gate("usb20_0_extrefclk", "clk_12", CLK_EN0, 22);
clk[ZX296702_USB20_1_AHB_HCLK] =
zx_gate("usb20_1_ahb_hclk", "main_hclk", CLK_EN0, 23);
clk[ZX296702_USB20_1_EXTREFCLK] =
zx_gate("usb20_1_extrefclk", "clk_12", CLK_EN0, 24);
clk[ZX296702_USB20_2_AHB_HCLK] =
zx_gate("usb20_2_ahb_hclk", "main_hclk", CLK_EN0, 25);
clk[ZX296702_USB20_2_EXTREFCLK] =
zx_gate("usb20_2_extrefclk", "clk_12", CLK_EN0, 26);
clk[ZX296702_GMAC_AXI_M_ACLK] =
zx_gate("gmac_axi_m_aclk", "matrix_aclk", CLK_EN0, 27);
clk[ZX296702_GMAC_APB_PCLK] =
zx_gate("gmac_apb_pclk", "main_pclk", CLK_EN0, 28);
clk[ZX296702_GMAC_125_CLKIN] =
zx_gate("gmac_125_clkin", "clk_125", CLK_EN0, 29);
clk[ZX296702_GMAC_RMII_CLKIN] =
zx_gate("gmac_rmii_clkin", "clk_50", CLK_EN0, 30);
clk[ZX296702_GMAC_25M_CLK] =
zx_gate("gmac_25M_clk", "clk_25", CLK_EN0, 31);
clk[ZX296702_NANDFLASH_AHB_HCLK] =
zx_gate("nandflash_ahb_hclk", "main_hclk", CLK_EN1, 0);
clk[ZX296702_NANDFLASH_WCLK] =
zx_gate("nandflash_wclk", "nand_wclk_mux", CLK_EN1, 1);
clk[ZX296702_LSP0_APB_PCLK] =
zx_gate("lsp0_apb_pclk", "main_pclk", CLK_EN1, 2);
clk[ZX296702_LSP0_AHB_HCLK] =
zx_gate("lsp0_ahb_hclk", "main_hclk", CLK_EN1, 3);
clk[ZX296702_LSP0_26M_WCLK] =
zx_gate("lsp0_26M_wclk", "lsp_26_wclk_mux", CLK_EN1, 4);
clk[ZX296702_LSP0_104M_WCLK] =
zx_gate("lsp0_104M_wclk", "pll_lsp_104M", CLK_EN1, 5);
clk[ZX296702_LSP0_16M384_WCLK] =
zx_gate("lsp0_16M384_wclk", "clk_16M384", CLK_EN1, 6);
clk[ZX296702_LSP1_APB_PCLK] =
zx_gate("lsp1_apb_pclk", "main_pclk", CLK_EN1, 7);
/* FIXME: wclk enable bit is bit8. We hack it as reserved 31 for
* UART does not work after parent clk is disabled/enabled */
clk[ZX296702_LSP1_26M_WCLK] =
zx_gate("lsp1_26M_wclk", "lsp_26_wclk_mux", CLK_EN1, 31);
clk[ZX296702_LSP1_104M_WCLK] =
zx_gate("lsp1_104M_wclk", "pll_lsp_104M", CLK_EN1, 9);
clk[ZX296702_LSP1_32K_CLK] =
zx_gate("lsp1_32K_clk", "clk_32K768", CLK_EN1, 10);
clk[ZX296702_AON_HCLK] =
zx_gate("aon_hclk", "main_hclk", CLK_EN1, 11);
clk[ZX296702_SYS_CTRL_PCLK] =
zx_gate("sys_ctrl_pclk", "main_pclk", CLK_EN1, 12);
clk[ZX296702_DMA_PCLK] =
zx_gate("dma_pclk", "main_pclk", CLK_EN1, 13);
clk[ZX296702_DMA_ACLK] =
zx_gate("dma_aclk", "matrix_aclk", CLK_EN1, 14);
clk[ZX296702_SEC_HCLK] =
zx_gate("sec_hclk", "main_hclk", CLK_EN1, 15);
clk[ZX296702_AES_WCLK] =
zx_gate("aes_wclk", "sec_wclk_div", CLK_EN1, 16);
clk[ZX296702_DES_WCLK] =
zx_gate("des_wclk", "sec_wclk_div", CLK_EN1, 17);
clk[ZX296702_IRAM_ACLK] =
zx_gate("iram_aclk", "matrix_aclk", CLK_EN1, 18);
clk[ZX296702_IROM_ACLK] =
zx_gate("irom_aclk", "matrix_aclk", CLK_EN1, 19);
clk[ZX296702_BOOT_CTRL_HCLK] =
zx_gate("boot_ctrl_hclk", "main_hclk", CLK_EN1, 20);
clk[ZX296702_EFUSE_CLK_30] =
zx_gate("efuse_clk_30", "osc", CLK_EN1, 21);
/* TODO: add VOU Local clocks */
clk[ZX296702_VOU_MAIN_CHANNEL_DIV] =
zx_div("vou_main_channel_div", "vou_main_channel_wclk",
VOU_LOCAL_DIV2_SET, 1, 1);
clk[ZX296702_VOU_AUX_CHANNEL_DIV] =
zx_div("vou_aux_channel_div", "vou_aux_channel_wclk",
VOU_LOCAL_DIV2_SET, 0, 1);
clk[ZX296702_VOU_TV_ENC_HD_DIV] =
zx_div("vou_tv_enc_hd_div", "vou_tv_enc_hd_mux",
VOU_LOCAL_DIV2_SET, 3, 1);
clk[ZX296702_VOU_TV_ENC_SD_DIV] =
zx_div("vou_tv_enc_sd_div", "vou_tv_enc_sd_mux",
VOU_LOCAL_DIV2_SET, 2, 1);
clk[ZX296702_VL0_MUX] =
zx_mux("vl0_mux", vl0_sel, ARRAY_SIZE(vl0_sel),
VOU_LOCAL_CLKSEL, 8, 1);
clk[ZX296702_VL1_MUX] =
zx_mux("vl1_mux", vl0_sel, ARRAY_SIZE(vl0_sel),
VOU_LOCAL_CLKSEL, 9, 1);
clk[ZX296702_VL2_MUX] =
zx_mux("vl2_mux", vl0_sel, ARRAY_SIZE(vl0_sel),
VOU_LOCAL_CLKSEL, 10, 1);
clk[ZX296702_GL0_MUX] =
zx_mux("gl0_mux", vl0_sel, ARRAY_SIZE(vl0_sel),
VOU_LOCAL_CLKSEL, 5, 1);
clk[ZX296702_GL1_MUX] =
zx_mux("gl1_mux", vl0_sel, ARRAY_SIZE(vl0_sel),
VOU_LOCAL_CLKSEL, 6, 1);
clk[ZX296702_GL2_MUX] =
zx_mux("gl2_mux", vl0_sel, ARRAY_SIZE(vl0_sel),
VOU_LOCAL_CLKSEL, 7, 1);
clk[ZX296702_WB_MUX] =
zx_mux("wb_mux", vl0_sel, ARRAY_SIZE(vl0_sel),
VOU_LOCAL_CLKSEL, 11, 1);
clk[ZX296702_HDMI_MUX] =
zx_mux("hdmi_mux", hdmi_sel, ARRAY_SIZE(hdmi_sel),
VOU_LOCAL_CLKSEL, 4, 1);
clk[ZX296702_VOU_TV_ENC_HD_MUX] =
zx_mux("vou_tv_enc_hd_mux", hdmi_sel, ARRAY_SIZE(hdmi_sel),
VOU_LOCAL_CLKSEL, 3, 1);
clk[ZX296702_VOU_TV_ENC_SD_MUX] =
zx_mux("vou_tv_enc_sd_mux", hdmi_sel, ARRAY_SIZE(hdmi_sel),
VOU_LOCAL_CLKSEL, 2, 1);
clk[ZX296702_VL0_CLK] =
zx_gate("vl0_clk", "vl0_mux", VOU_LOCAL_CLKEN, 8);
clk[ZX296702_VL1_CLK] =
zx_gate("vl1_clk", "vl1_mux", VOU_LOCAL_CLKEN, 9);
clk[ZX296702_VL2_CLK] =
zx_gate("vl2_clk", "vl2_mux", VOU_LOCAL_CLKEN, 10);
clk[ZX296702_GL0_CLK] =
zx_gate("gl0_clk", "gl0_mux", VOU_LOCAL_CLKEN, 5);
clk[ZX296702_GL1_CLK] =
zx_gate("gl1_clk", "gl1_mux", VOU_LOCAL_CLKEN, 6);
clk[ZX296702_GL2_CLK] =
zx_gate("gl2_clk", "gl2_mux", VOU_LOCAL_CLKEN, 7);
clk[ZX296702_WB_CLK] =
zx_gate("wb_clk", "wb_mux", VOU_LOCAL_CLKEN, 11);
clk[ZX296702_CL_CLK] =
zx_gate("cl_clk", "vou_main_channel_div", VOU_LOCAL_CLKEN, 12);
clk[ZX296702_MAIN_MIX_CLK] =
zx_gate("main_mix_clk", "vou_main_channel_div",
VOU_LOCAL_CLKEN, 4);
clk[ZX296702_AUX_MIX_CLK] =
zx_gate("aux_mix_clk", "vou_aux_channel_div",
VOU_LOCAL_CLKEN, 3);
clk[ZX296702_HDMI_CLK] =
zx_gate("hdmi_clk", "hdmi_mux", VOU_LOCAL_CLKEN, 2);
clk[ZX296702_VOU_TV_ENC_HD_DAC_CLK] =
zx_gate("vou_tv_enc_hd_dac_clk", "vou_tv_enc_hd_div",
VOU_LOCAL_CLKEN, 1);
clk[ZX296702_VOU_TV_ENC_SD_DAC_CLK] =
zx_gate("vou_tv_enc_sd_dac_clk", "vou_tv_enc_sd_div",
VOU_LOCAL_CLKEN, 0);
/* CA9 PERIPHCLK = a9_wclk / 2 */
clk[ZX296702_A9_PERIPHCLK] =
clk_register_fixed_factor(NULL, "a9_periphclk", "a9_wclk",
0, 1, 2);
for (i = 0; i < ARRAY_SIZE(topclk); i++) {
if (IS_ERR(clk[i])) {
pr_err("zx296702 clk %d: register failed with %ld\n",
i, PTR_ERR(clk[i]));
return;
}
}
topclk_data.clks = topclk;
topclk_data.clk_num = ARRAY_SIZE(topclk);
of_clk_add_provider(np, of_clk_src_onecell_get, &topclk_data);
}
CLK_OF_DECLARE(zx296702_top_clk, "zte,zx296702-topcrm-clk",
zx296702_top_clocks_init);
static void __init zx296702_lsp0_clocks_init(struct device_node *np)
{
struct clk **clk = lsp0clk;
int i;
lsp0crpm_base = of_iomap(np, 0);
WARN_ON(!lsp0crpm_base);
/* SDMMC1 */
clk[ZX296702_SDMMC1_WCLK_MUX] =
zx_mux("sdmmc1_wclk_mux", sdmmc1_wclk_sel,
ARRAY_SIZE(sdmmc1_wclk_sel), CLK_SDMMC1, 4, 1);
clk[ZX296702_SDMMC1_WCLK_DIV] =
zx_div("sdmmc1_wclk_div", "sdmmc1_wclk_mux", CLK_SDMMC1, 12, 4);
clk[ZX296702_SDMMC1_WCLK] =
zx_gate("sdmmc1_wclk", "sdmmc1_wclk_div", CLK_SDMMC1, 1);
clk[ZX296702_SDMMC1_PCLK] =
clk: zx: Add audio and GPIO clock for zx296702 Add SPDIF/I2S and GPIO clock for zx296702 Signed-off-by: Jun Nie <jun.nie@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-07-23 15:02:52 +08:00
zx_gate("sdmmc1_pclk", "lsp0_apb_pclk", CLK_SDMMC1, 0);
clk[ZX296702_GPIO_CLK] =
zx_gate("gpio_clk", "lsp0_apb_pclk", CLK_GPIO, 0);
/* SPDIF */
clk[ZX296702_SPDIF0_WCLK_MUX] =
zx_mux("spdif0_wclk_mux", spdif0_wclk_sel,
ARRAY_SIZE(spdif0_wclk_sel), CLK_SPDIF0, 4, 1);
clk[ZX296702_SPDIF0_WCLK] =
zx_gate("spdif0_wclk", "spdif0_wclk_mux", CLK_SPDIF0, 1);
clk[ZX296702_SPDIF0_PCLK] =
zx_gate("spdif0_pclk", "lsp0_apb_pclk", CLK_SPDIF0, 0);
clk[ZX296702_SPDIF0_DIV] =
clk_register_zx_audio("spdif0_div", "spdif0_wclk", 0,
SPDIF0_DIV);
/* I2S */
clk[ZX296702_I2S0_WCLK_MUX] =
zx_mux("i2s0_wclk_mux", i2s_wclk_sel,
ARRAY_SIZE(i2s_wclk_sel), CLK_I2S0, 4, 1);
clk[ZX296702_I2S0_WCLK] =
zx_gate("i2s0_wclk", "i2s0_wclk_mux", CLK_I2S0, 1);
clk[ZX296702_I2S0_PCLK] =
zx_gate("i2s0_pclk", "lsp0_apb_pclk", CLK_I2S0, 0);
clk[ZX296702_I2S0_DIV] =
clk_register_zx_audio("i2s0_div", "i2s0_wclk", 0, I2S0_DIV);
clk[ZX296702_I2S1_WCLK_MUX] =
zx_mux("i2s1_wclk_mux", i2s_wclk_sel,
ARRAY_SIZE(i2s_wclk_sel), CLK_I2S1, 4, 1);
clk[ZX296702_I2S1_WCLK] =
zx_gate("i2s1_wclk", "i2s1_wclk_mux", CLK_I2S1, 1);
clk[ZX296702_I2S1_PCLK] =
zx_gate("i2s1_pclk", "lsp0_apb_pclk", CLK_I2S1, 0);
clk[ZX296702_I2S1_DIV] =
clk_register_zx_audio("i2s1_div", "i2s1_wclk", 0, I2S1_DIV);
clk[ZX296702_I2S2_WCLK_MUX] =
zx_mux("i2s2_wclk_mux", i2s_wclk_sel,
ARRAY_SIZE(i2s_wclk_sel), CLK_I2S2, 4, 1);
clk[ZX296702_I2S2_WCLK] =
zx_gate("i2s2_wclk", "i2s2_wclk_mux", CLK_I2S2, 1);
clk[ZX296702_I2S2_PCLK] =
zx_gate("i2s2_pclk", "lsp0_apb_pclk", CLK_I2S2, 0);
clk[ZX296702_I2S2_DIV] =
clk_register_zx_audio("i2s2_div", "i2s2_wclk", 0, I2S2_DIV);
clk: zx: add clock support to zx296702 It adds a clock driver for zx296702 SoC to register the clock tree to Common Clock Framework. All the clocks of bus topology and some the peripheral clocks are ready with this commit. Some missing leaf clocks for peripherals will be added later when needed. Signed-off-by: Jun Nie <jun.nie@linaro.org> Reviewed-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Kevin Hilman <khilman@linaro.org>
2015-06-04 11:21:01 +08:00
for (i = 0; i < ARRAY_SIZE(lsp0clk); i++) {
if (IS_ERR(clk[i])) {
pr_err("zx296702 clk %d: register failed with %ld\n",
i, PTR_ERR(clk[i]));
return;
}
}
lsp0clk_data.clks = lsp0clk;
lsp0clk_data.clk_num = ARRAY_SIZE(lsp0clk);
of_clk_add_provider(np, of_clk_src_onecell_get, &lsp0clk_data);
}
CLK_OF_DECLARE(zx296702_lsp0_clk, "zte,zx296702-lsp0crpm-clk",
zx296702_lsp0_clocks_init);
static void __init zx296702_lsp1_clocks_init(struct device_node *np)
{
struct clk **clk = lsp1clk;
int i;
lsp1crpm_base = of_iomap(np, 0);
WARN_ON(!lsp1crpm_base);
/* UART0 */
clk[ZX296702_UART0_WCLK_MUX] =
zx_mux("uart0_wclk_mux", uart_wclk_sel,
ARRAY_SIZE(uart_wclk_sel), CLK_UART0, 4, 1);
/* FIXME: uart wclk enable bit is bit1 in. We hack it as reserved 31 for
* UART does not work after parent clk is disabled/enabled */
clk[ZX296702_UART0_WCLK] =
zx_gate("uart0_wclk", "uart0_wclk_mux", CLK_UART0, 31);
clk[ZX296702_UART0_PCLK] =
zx_gate("uart0_pclk", "lsp1_apb_pclk", CLK_UART0, 0);
/* UART1 */
clk[ZX296702_UART1_WCLK_MUX] =
zx_mux("uart1_wclk_mux", uart_wclk_sel,
ARRAY_SIZE(uart_wclk_sel), CLK_UART1, 4, 1);
clk[ZX296702_UART1_WCLK] =
zx_gate("uart1_wclk", "uart1_wclk_mux", CLK_UART1, 1);
clk[ZX296702_UART1_PCLK] =
zx_gate("uart1_pclk", "lsp1_apb_pclk", CLK_UART1, 0);
/* SDMMC0 */
clk[ZX296702_SDMMC0_WCLK_MUX] =
zx_mux("sdmmc0_wclk_mux", sdmmc0_wclk_sel,
ARRAY_SIZE(sdmmc0_wclk_sel), CLK_SDMMC0, 4, 1);
clk[ZX296702_SDMMC0_WCLK_DIV] =
zx_div("sdmmc0_wclk_div", "sdmmc0_wclk_mux", CLK_SDMMC0, 12, 4);
clk[ZX296702_SDMMC0_WCLK] =
zx_gate("sdmmc0_wclk", "sdmmc0_wclk_div", CLK_SDMMC0, 1);
clk[ZX296702_SDMMC0_PCLK] =
zx_gate("sdmmc0_pclk", "lsp1_apb_pclk", CLK_SDMMC0, 0);
clk: zx: Add audio and GPIO clock for zx296702 Add SPDIF/I2S and GPIO clock for zx296702 Signed-off-by: Jun Nie <jun.nie@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-07-23 15:02:52 +08:00
clk[ZX296702_SPDIF1_WCLK_MUX] =
zx_mux("spdif1_wclk_mux", spdif1_wclk_sel,
ARRAY_SIZE(spdif1_wclk_sel), CLK_SPDIF1, 4, 1);
clk[ZX296702_SPDIF1_WCLK] =
zx_gate("spdif1_wclk", "spdif1_wclk_mux", CLK_SPDIF1, 1);
clk[ZX296702_SPDIF1_PCLK] =
zx_gate("spdif1_pclk", "lsp1_apb_pclk", CLK_SPDIF1, 0);
clk[ZX296702_SPDIF1_DIV] =
clk_register_zx_audio("spdif1_div", "spdif1_wclk", 0,
SPDIF1_DIV);
clk: zx: add clock support to zx296702 It adds a clock driver for zx296702 SoC to register the clock tree to Common Clock Framework. All the clocks of bus topology and some the peripheral clocks are ready with this commit. Some missing leaf clocks for peripherals will be added later when needed. Signed-off-by: Jun Nie <jun.nie@linaro.org> Reviewed-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Kevin Hilman <khilman@linaro.org>
2015-06-04 11:21:01 +08:00
for (i = 0; i < ARRAY_SIZE(lsp1clk); i++) {
if (IS_ERR(clk[i])) {
pr_err("zx296702 clk %d: register failed with %ld\n",
i, PTR_ERR(clk[i]));
return;
}
}
lsp1clk_data.clks = lsp1clk;
lsp1clk_data.clk_num = ARRAY_SIZE(lsp1clk);
of_clk_add_provider(np, of_clk_src_onecell_get, &lsp1clk_data);
}
CLK_OF_DECLARE(zx296702_lsp1_clk, "zte,zx296702-lsp1crpm-clk",
zx296702_lsp1_clocks_init);
Reference in New Issue Copy Permalink