Minki/linux
1
0
Fork 1
mirror of https://github.com/torvalds/linux.git synced 2024-11-25 21:51:40 +00:00
Code Issues Packages Projects Releases Wiki Activity

i2c: riic: Define individual arrays to describe the register offsets

Browse Source 
Define individual arrays to describe the register offsets. In this way
we can describe different IP variants that share the same register offsets
but have differences in other characteristics. Commit prepares for the
addition of fast mode plus.

Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Claudiu Beznea <claudiu.beznea.uj@bp.renesas.com>
Signed-off-by: Andi Shyti <andi.shyti@kernel.org>
This commit is contained in:
Claudiu Beznea 2024-08-20 13:19:13 +03:00 committed by Andi Shyti
parent 53326135d0
commit 88c5cf4592
1 changed files with 31 additions and 27 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

58
drivers/i2c/busses/i2c-riic.c
View File

@ -91,7 +91,7 @@ enum riic_reg_list {
};
struct riic_of_data {
u8 regs[RIIC_REG_END];
const u8 *regs;
};
struct riic_dev {
@ -522,36 +522,40 @@ static void riic_i2c_remove(struct platform_device *pdev)
pm_runtime_dont_use_autosuspend(dev);
}
static const u8 riic_rz_a_regs[RIIC_REG_END] = {
[RIIC_ICCR1] = 0x00,
[RIIC_ICCR2] = 0x04,
[RIIC_ICMR1] = 0x08,
[RIIC_ICMR3] = 0x10,
[RIIC_ICSER] = 0x18,
[RIIC_ICIER] = 0x1c,
[RIIC_ICSR2] = 0x24,
[RIIC_ICBRL] = 0x34,
[RIIC_ICBRH] = 0x38,
[RIIC_ICDRT] = 0x3c,
[RIIC_ICDRR] = 0x40,
};
static const struct riic_of_data riic_rz_a_info = {
.regs = {
[RIIC_ICCR1] = 0x00,
[RIIC_ICCR2] = 0x04,
[RIIC_ICMR1] = 0x08,
[RIIC_ICMR3] = 0x10,
[RIIC_ICSER] = 0x18,
[RIIC_ICIER] = 0x1c,
[RIIC_ICSR2] = 0x24,
[RIIC_ICBRL] = 0x34,
[RIIC_ICBRH] = 0x38,
[RIIC_ICDRT] = 0x3c,
[RIIC_ICDRR] = 0x40,
},
.regs = riic_rz_a_regs,
};
static const u8 riic_rz_v2h_regs[RIIC_REG_END] = {
[RIIC_ICCR1] = 0x00,
[RIIC_ICCR2] = 0x01,
[RIIC_ICMR1] = 0x02,
[RIIC_ICMR3] = 0x04,
[RIIC_ICSER] = 0x06,
[RIIC_ICIER] = 0x07,
[RIIC_ICSR2] = 0x09,
[RIIC_ICBRL] = 0x10,
[RIIC_ICBRH] = 0x11,
[RIIC_ICDRT] = 0x12,
[RIIC_ICDRR] = 0x13,
};
static const struct riic_of_data riic_rz_v2h_info = {
.regs = {
[RIIC_ICCR1] = 0x00,
[RIIC_ICCR2] = 0x01,
[RIIC_ICMR1] = 0x02,
[RIIC_ICMR3] = 0x04,
[RIIC_ICSER] = 0x06,
[RIIC_ICIER] = 0x07,
[RIIC_ICSR2] = 0x09,
[RIIC_ICBRL] = 0x10,
[RIIC_ICBRH] = 0x11,
[RIIC_ICDRT] = 0x12,
[RIIC_ICDRR] = 0x13,
},
.regs = riic_rz_v2h_regs,
};
static int riic_i2c_suspend(struct device *dev)