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target_linux_rockchip-6.x/patches-6.12/162-03-nvmem-rockchip-otp-Add-support-for-RK3528.patch
2026-01-16 04:36:33 +00:00

46 lines
1.2 KiB
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From 249b07e24d3d1d47b7ec23d5f09a56837b66d7f5 Mon Sep 17 00:00:00 2001
From: Jonas Karlman <jonas@kwiboo.se>
Date: Sun, 16 Mar 2025 00:05:45 +0000
Subject: [PATCH] nvmem: rockchip-otp: Add support for RK3528
Add support for the OTP controller in RK3528. The OTPC is similar to the
OTPC in RK3562 and RK3568, exept for a missing phy clock and reset.
Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
---
drivers/nvmem/rockchip-otp.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
--- a/drivers/nvmem/rockchip-otp.c
+++ b/drivers/nvmem/rockchip-otp.c
@@ -333,6 +333,18 @@ static const struct rockchip_data px30_d
.reg_read = px30_otp_read,
};
+static const char * const rk3528_otp_clocks[] = {
+ "otp", "apb_pclk", "sbpi",
+};
+
+static const struct rockchip_data rk3528_data = {
+ .size = 0x80,
+ .word_size = sizeof(u16),
+ .clks = rk3528_otp_clocks,
+ .num_clks = ARRAY_SIZE(rk3528_otp_clocks),
+ .reg_read = rk3568_otp_read,
+};
+
static const char * const rk3568_otp_clocks[] = {
"otp", "apb_pclk", "phy", "sbpi",
};
@@ -377,6 +389,10 @@ static const struct of_device_id rockchi
.data = &px30_data,
},
{
+ .compatible = "rockchip,rk3528-otp",
+ .data = &rk3528_data,
+ },
+ {
.compatible = "rockchip,rk3568-otp",
.data = &rk3568_data,
},