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nvmem: rockchip-otp: Add support for rk3576

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This adds the necessary data for handling otp on the rk3576.

Change-Id: I42536b05a24f32d0c98ceebe82aec5af9716513f
Signed-off-by: Finley Xiao <finley.xiao@rock-chips.com>
This commit is contained in:
Finley Xiao
2024-01-16 15:35:19 +08:00
committed by Tao Huang
parent 34fa929b18
commit 142dd519b5
1 changed files with 23 additions and 1 deletions
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24
drivers/nvmem/rockchip-otp.c
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@@ -77,6 +77,8 @@
#define OTPC_TIMEOUT_PROG 100000
#define RK3568_NBYTES 2
#define RK3576_NO_SECURE_OFFSET 0x1C0
#define RK3588_OTPC_AUTO_CTRL 0x04
#define RK3588_OTPC_AUTO_EN 0x08
#define RK3588_OTPC_INT_ST 0x84
@@ -167,6 +169,7 @@ struct rockchip_otp {
struct rockchip_data {
int size;
int ns_offset;
const char * const *clocks;
int num_clks;
nvmem_reg_read_t reg_read;
@@ -534,7 +537,7 @@ static int rk3588_otp_read(void *context, unsigned int offset, void *val,
addr_end = roundup(offset + bytes, RK3588_NBYTES) / RK3588_NBYTES;
addr_offset = offset % RK3588_NBYTES;
addr_len = addr_end - addr_start;
addr_start += RK3588_NO_SECURE_OFFSET;
addr_start += otp->data->ns_offset;
buf = kzalloc(array3_size(addr_len, RK3588_NBYTES, sizeof(*buf)),
GFP_KERNEL);
@@ -794,12 +797,25 @@ static const struct rockchip_data rk3568_data = {
.reg_read = rk3568_otp_read,
};
static const char * const rk3576_otp_clocks[] = {
"otpc", "apb",
};
static const struct rockchip_data rk3576_data = {
.size = 0x100,
.ns_offset = RK3576_NO_SECURE_OFFSET,
.clocks = rk3576_otp_clocks,
.num_clks = ARRAY_SIZE(rk3576_otp_clocks),
.reg_read = rk3588_otp_read,
};
static const char * const rk3588_otp_clocks[] = {
"otpc", "apb", "arb", "phy",
};
static const struct rockchip_data rk3588_data = {
.size = 0x400,
.ns_offset = RK3588_NO_SECURE_OFFSET,
.clocks = rk3588_otp_clocks,
.num_clks = ARRAY_SIZE(rk3588_otp_clocks),
.reg_read = rk3588_otp_read,
@@ -868,6 +884,12 @@ static const struct of_device_id rockchip_otp_match[] = {
.data = (void *)&rk3568_data,
},
#endif
#ifdef CONFIG_CPU_RK3576
{
.compatible = "rockchip,rk3576-otp",
.data = (void *)&rk3576_data,
},
#endif
#ifdef CONFIG_CPU_RK3588
{
.compatible = "rockchip,rk3588-otp",