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Message-ID: <16807e13e034f85adc91d131f6c5046ce7d98d9c.1746518265.git.efectn@protonmail.com>
Date: Thu, 26 Jun 2025 17:04:30 +0300
From: muhammed.efecetin.67@...il.com
To: linux-rockchip@...ts.infradead.org
Cc: devicetree@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org,
linux-kernel@...r.kernel.org,
robh+dt@...nel.org,
krzysztof.kozlowski+dt@...aro.org,
heiko@...ech.de,
neil.armstrong@...aro.org,
lee@...nel.org,
rafael@...nel.org,
efectn@...tonmail.com,
daniel.lezcano@...aro.org
Subject: [PATCH 3/5] mfd: khadas-mcu: add Khadas Edge 2 registers
From: Muhammed Efe Cetin <efectn@...tonmail.com>
Add Khadas Edge 2 MCU registers to khadas-mcu.h and adjust some properties.
Also, i've added some registers with V2 suffix,
as same addresses were already exist for previous boards.
Signed-off-by: Muhammed Efe Cetin <efectn@...tonmail.com>
---
drivers/mfd/khadas-mcu.c | 8 ++++++--
include/linux/mfd/khadas-mcu.h | 25 +++++++++++++++++++++++++
2 files changed, 31 insertions(+), 2 deletions(-)
diff --git a/drivers/mfd/khadas-mcu.c b/drivers/mfd/khadas-mcu.c
index ca4bd6cf5..199ed4925 100644
--- a/drivers/mfd/khadas-mcu.c
+++ b/drivers/mfd/khadas-mcu.c
@@ -26,6 +26,10 @@ static bool khadas_mcu_reg_volatile(struct device *dev, unsigned int reg)
case KHADAS_MCU_CHECK_USER_PASSWD_REG:
case KHADAS_MCU_WOL_INIT_START_REG:
case KHADAS_MCU_CMD_FAN_STATUS_CTRL_REG:
+ case KHADAS_MCU_LED_ON_RAM_REG:
+ case KHADAS_MCU_CMD_FAN_STATUS_CTRL_REG_V2:
+ case KHADAS_MCU_WDT_EN_REG:
+ case KHADAS_MCU_SYS_RST_REG:
return true;
default:
return false;
@@ -69,14 +73,14 @@ static const struct regmap_config khadas_mcu_regmap_config = {
.reg_bits = 8,
.reg_stride = 1,
.val_bits = 8,
- .max_register = KHADAS_MCU_CMD_FAN_STATUS_CTRL_REG,
+ .max_register = KHADAS_MCU_SYS_RST_REG,
.volatile_reg = khadas_mcu_reg_volatile,
.writeable_reg = khadas_mcu_reg_writeable,
.cache_type = REGCACHE_MAPLE,
};
static struct mfd_cell khadas_mcu_fan_cells[] = {
- /* VIM1/2 Rev13+ and VIM3 only */
+ /* VIM1/2 Rev13+, VIM3 and Edge2 only */
{ .name = "khadas-mcu-fan-ctrl", },
};
diff --git a/include/linux/mfd/khadas-mcu.h b/include/linux/mfd/khadas-mcu.h
index a99ba2ed0..de570e159 100644
--- a/include/linux/mfd/khadas-mcu.h
+++ b/include/linux/mfd/khadas-mcu.h
@@ -35,26 +35,45 @@
#define KHADAS_MCU_FACTORY_TEST_REG 0x16 /* R */
#define KHADAS_MCU_BOOT_MODE_REG 0x20 /* RW */
#define KHADAS_MCU_BOOT_EN_WOL_REG 0x21 /* RW */
+#define KHADAS_MCU_BOOT_EN_DCIN_REG_V2 0x21 /* RW */
#define KHADAS_MCU_BOOT_EN_RTC_REG 0x22 /* RW */
#define KHADAS_MCU_BOOT_EN_EXP_REG 0x23 /* RW */
+#define KHADAS_MCU_LED_MODE_ON_REG_V2 0x23 /* RW */
+#define KHADAS_MCU_LED_MODE_OFF_REG_V2 0x24 /* RW */
#define KHADAS_MCU_BOOT_EN_IR_REG 0x24 /* RW */
#define KHADAS_MCU_BOOT_EN_DCIN_REG 0x25 /* RW */
+#define KHADAS_MCU_RGB_ON_R_REG 0x25 /* RW */
+#define KHADAS_MCU_RGB_ON_G_REG 0x26 /* RW */
#define KHADAS_MCU_BOOT_EN_KEY_REG 0x26 /* RW */
+#define KHADAS_MCU_RGB_ON_B_REG 0x27 /* RW */
#define KHADAS_MCU_KEY_MODE_REG 0x27 /* RW */
+#define KHADAS_MCU_RGB_OFF_R_REG 0x28 /* RW */
#define KHADAS_MCU_LED_MODE_ON_REG 0x28 /* RW */
+#define KHADAS_MCU_RGB_OFF_G_REG 0x29 /* RW */
#define KHADAS_MCU_LED_MODE_OFF_REG 0x29 /* RW */
+#define KHADAS_MCU_RGB_OFF_B_REG 0x2a /* RW */
+#define KHADAS_MCU_REST_CONF_REG 0x2c /* WO */
#define KHADAS_MCU_SHUTDOWN_NORMAL_REG 0x2c /* RW */
#define KHADAS_MCU_MAC_SWITCH_REG 0x2d /* RW */
#define KHADAS_MCU_MCU_SLEEP_MODE_REG 0x2e /* RW */
+#define KHADAS_MCU_BOOT_EN_IR_REG_V2 0x2f /* RW */
#define KHADAS_MCU_IR_CODE1_0_REG 0x2f /* RW */
#define KHADAS_MCU_IR_CODE1_1_REG 0x30 /* RW */
+#define KHADAS_MCU_IR1_CUST1_REG 0x30 /* RW */
#define KHADAS_MCU_IR_CODE1_2_REG 0x31 /* RW */
+#define KHADAS_MCU_IR1_CUST2_REG 0x31 /* RW */
#define KHADAS_MCU_IR_CODE1_3_REG 0x32 /* RW */
+#define KHADAS_MCU_IR1_ORDER1_REG 0x32 /* RW */
#define KHADAS_MCU_USB_PCIE_SWITCH_REG 0x33 /* RW */
+#define KHADAS_MCU_IR1_ORDER2_REG 0x33 /* RW */
+#define KHADAS_MCU_IR2_CUST1_REG 0x34 /* RW */
#define KHADAS_MCU_IR_CODE2_0_REG 0x34 /* RW */
#define KHADAS_MCU_IR_CODE2_1_REG 0x35 /* RW */
+#define KHADAS_MCU_IR2_CUST2_REG 0x35 /* RW */
#define KHADAS_MCU_IR_CODE2_2_REG 0x36 /* RW */
+#define KHADAS_MCU_IR2_ORDER1_REG 0x36 /* RW */
#define KHADAS_MCU_IR_CODE2_3_REG 0x37 /* RW */
+#define KHADAS_MCU_IR2_ORDER2_REG 0x36 /* RW */
#define KHADAS_MCU_PASSWD_USER_0_REG 0x40 /* RW */
#define KHADAS_MCU_PASSWD_USER_1_REG 0x41 /* RW */
#define KHADAS_MCU_PASSWD_USER_2_REG 0x42 /* RW */
@@ -69,6 +88,11 @@
#define KHADAS_MCU_SHUTDOWN_NORMAL_STATUS_REG 0x86 /* RO */
#define KHADAS_MCU_WOL_INIT_START_REG 0x87 /* WO */
#define KHADAS_MCU_CMD_FAN_STATUS_CTRL_REG 0x88 /* WO */
+#define KHADAS_MCU_LED_ON_RAM_REG 0x89 /* WO */
+#define KHADAS_MCU_CMD_FAN_STATUS_CTRL_REG_V2 0x8A /* WO */
+#define KHADAS_MCU_WDT_EN_REG 0x8B /* WO */
+#define KHADAS_MCU_SYS_RST_REG 0x91 /* WO */
+
enum {
KHADAS_BOARD_VIM1 = 0x1,
@@ -76,6 +100,7 @@ enum {
KHADAS_BOARD_VIM3,
KHADAS_BOARD_EDGE = 0x11,
KHADAS_BOARD_EDGE_V,
+ KHADAS_BOARD_EDGE2,
};
/**
--
2.49.0
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