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i2c: mpc: Use of_property_read_reg() to parse "reg"

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Use the recently added of_property_read_reg() helper to get the
untranslated "reg" address value.

Signed-off-by: Rob Herring <robh@kernel.org>
Acked-by: Andi Shyti <andi.shyti@kernel.org>
Signed-off-by: Wolfram Sang <wsa@kernel.org>
This commit is contained in:
Rob Herring 2023-06-09 12:30:44 -06:00 committed by Wolfram Sang
parent c21a17b5ce
commit 9d178e0058
1 changed files with 3 additions and 2 deletions
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5
drivers/i2c/busses/i2c-mpc.c
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@ -316,9 +316,10 @@ static void mpc_i2c_setup_512x(struct device_node *node,
if (node_ctrl) {
ctrl = of_iomap(node_ctrl, 0);
if (ctrl) {
u64 addr;
/* Interrupt enable bits for i2c-0/1/2: bit 24/26/28 */
pval = of_get_property(node, "reg", NULL);
idx = (*pval & 0xff) / 0x20;
of_property_read_reg(node, 0, &addr, NULL);
idx = (addr & 0xff) / 0x20;
setbits32(ctrl, 1 << (24 + idx * 2));
iounmap(ctrl);
}