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openwrt-cghmn-mt300n/package/boot/uboot-mediatek/patches/071-01-pinctrl-mediatek-update-mt7981-pinctrl-driver-based-.patch
Shiji Yang 4e7c991af5 uboot-mediatek: backport more mtk platform pending fixes 
* Cumulative fixes and updates for MediaTek platform. [1]
* Update mt7981 pinctrl driver based on upstream kernel. [2]

[1] https://lore.kernel.org/u-boot/cover.1737104723.git.weijie.gao@mediatek.com/
[2] https://lore.kernel.org/u-boot/20250124033902.187796-1-weijie.gao@mediatek.com/

Signed-off-by: Shiji Yang <yangshiji66@qq.com>
2025-02-09 21:50:58 +00:00

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From 24e660265f11dad63687c5529cf732538946a197 Mon Sep 17 00:00:00 2001
From: Weijie Gao <weijie.gao@mediatek.com>
Date: Fri, 24 Jan 2025 11:39:02 +0800
Subject: [PATCH] pinctrl: mediatek: update mt7981 pinctrl driver based on
upstream kernel
Update mt7981 pinctrl driver based on upstream kernel
Signed-off-by: Sam Shih <sam.shih@mediatek.com>
Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
---
drivers/pinctrl/mediatek/pinctrl-mt7981.c | 51 ++++++++++++++++++++---
1 file changed, 45 insertions(+), 6 deletions(-)
--- a/drivers/pinctrl/mediatek/pinctrl-mt7981.c
+++ b/drivers/pinctrl/mediatek/pinctrl-mt7981.c
@@ -569,6 +569,11 @@ static const struct mtk_pin_desc mt7981_
MT7981_TYPE1_PIN(56, "WF_HB10"),
};
+/* List all groups consisting of these pins dedicated to the enablement of
+ * certain hardware block and the corresponding mode for all of the pins.
+ * The hardware probably has multiple combinations of these pinouts.
+ */
+
/* WA_AICE */
static const int mt7981_wa_aice1_pins[] = { 0, 1, };
static const int mt7981_wa_aice1_funcs[] = { 2, 2, };
@@ -632,6 +637,9 @@ static const int mt7981_wo0_jtag_1_funcs
static const int mt7981_uart2_0_pins[] = { 4, 5, 6, 7, };
static const int mt7981_uart2_0_funcs[] = { 3, 3, 3, 3, };
+static const int mt7981_uart2_0_tx_rx_pins[] = { 4, 5, };
+static const int mt7981_uart2_0_tx_rx_funcs[] = { 3, 3, };
+
/* GBE_LED0 */
static const int mt7981_gbe_led0_pins[] = { 8, };
static const int mt7981_gbe_led0_funcs[] = { 3, };
@@ -718,6 +726,17 @@ static const int mt7981_drv_vbus_pins[]
static const int mt7981_drv_vbus_funcs[] = { 1, };
/* EMMC */
+static const int mt7981_emmc_reset_pins[] = { 15, };
+static const int mt7981_emmc_reset_funcs[] = { 2, };
+
+static const int mt7981_emmc_4_pins[] = { 16, 17, 18, 19, 24, 25, };
+static const int mt7981_emmc_4_funcs[] = { 2, 2, 2, 2, 2, 2, };
+
+static const int mt7981_emmc_8_pins[] = {
+ 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, };
+static const int mt7981_emmc_8_funcs[] = {
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, };
+
static const int mt7981_emmc_45_pins[] = {
15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, };
static const int mt7981_emmc_45_funcs[] = {
@@ -754,6 +773,12 @@ static const int mt7981_uart1_0_funcs[]
static const int mt7981_uart1_1_pins[] = { 26, 27, 28, 29, };
static const int mt7981_uart1_1_funcs[] = { 2, 2, 2, 2, };
+static const int mt7981_uart1_2_pins[] = { 9, 10, };
+static const int mt7981_uart1_2_funcs[] = { 2, 2, };
+
+static const int mt7981_uart1_3_pins[] = { 26, 27, };
+static const int mt7981_uart1_3_funcs[] = { 2, 2, };
+
/* UART2 */
static const int mt7981_uart2_1_pins[] = { 22, 23, 24, 25, };
static const int mt7981_uart2_1_funcs[] = { 3, 3, 3, 3, };
@@ -832,6 +857,8 @@ static const struct mtk_group_desc mt798
PINCTRL_PIN_GROUP("wo0_jtag_0", mt7981_wo0_jtag_0),
/* @GPIO(4,7) WM_JTAG(3) */
PINCTRL_PIN_GROUP("uart2_0", mt7981_uart2_0),
+ /* @GPIO(4,5) WM_JTAG(4) */
+ PINCTRL_PIN_GROUP("uart2_0_tx_rx", mt7981_uart2_0_tx_rx),
/* @GPIO(8) GBE_LED0(3) */
PINCTRL_PIN_GROUP("gbe_led0", mt7981_gbe_led0),
/* @GPIO(4,6) PTA_EXT(4) */
@@ -844,7 +871,7 @@ static const struct mtk_group_desc mt798
PINCTRL_PIN_GROUP("spi1_0", mt7981_spi1_0),
/* @GPIO(6,7) I2C(5) */
PINCTRL_PIN_GROUP("i2c0_0", mt7981_i2c0_0),
- /* @GPIO(8): DFD_NTRST(6) */
+ /* @GPIO(0,1,4,5): DFD_NTRST(6) */
PINCTRL_PIN_GROUP("dfd_ntrst", mt7981_dfd_ntrst),
/* @GPIO(9,10): WM_AICE(2) */
PINCTRL_PIN_GROUP("wm_aice1", mt7981_wm_aice1),
@@ -870,6 +897,12 @@ static const struct mtk_group_desc mt798
PINCTRL_PIN_GROUP("udi", mt7981_udi),
/* @GPIO(14) DRV_VBUS(1) */
PINCTRL_PIN_GROUP("drv_vbus", mt7981_drv_vbus),
+ /* @GPIO(15): EMMC_RSTB(2) */
+ PINCTRL_PIN_GROUP("emmc_reset", mt7981_emmc_reset),
+ /* @GPIO(16,17,18,19,24,25): EMMC_DATx, EMMC_CLK, EMMC_CMD */
+ PINCTRL_PIN_GROUP("emmc_4", mt7981_emmc_4),
+ /* @GPIO(16,17,18,19,20,21,22,23,24,25): EMMC_DATx, EMMC_CLK, EMMC_CMD */
+ PINCTRL_PIN_GROUP("emmc_8", mt7981_emmc_8),
/* @GPIO(15,25): EMMC(2) */
PINCTRL_PIN_GROUP("emmc_45", mt7981_emmc_45),
/* @GPIO(16,21): SNFI(3) */
@@ -888,8 +921,12 @@ static const struct mtk_group_desc mt798
PINCTRL_PIN_GROUP("uart1_0", mt7981_uart1_0),
/* @GPIO(26,29): UART1(2) */
PINCTRL_PIN_GROUP("uart1_1", mt7981_uart1_1),
+ /* @GPIO(9,10): UART1(2) */
+ PINCTRL_PIN_GROUP("uart1_2", mt7981_uart1_2),
+ /* @GPIO(26,27): UART1(2) */
+ PINCTRL_PIN_GROUP("uart1_3", mt7981_uart1_3),
/* @GPIO(22,25): UART2(3) */
- PINCTRL_PIN_GROUP("uart2_0", mt7981_uart2_1),
+ PINCTRL_PIN_GROUP("uart2_1", mt7981_uart2_1),
/* @GPIO(22,24) PTA_EXT(4) */
PINCTRL_PIN_GROUP("pta_ext_1", mt7981_pta_ext_1),
/* @GPIO(20,21): WM_UART(4) */
@@ -964,9 +1001,10 @@ static const struct mtk_io_type_desc mt7
*/
static const char *const mt7981_wa_aice_groups[] = { "wa_aice1", "wa_aice2",
"wm_aice1_1", "wa_aice3", "wm_aice1_2", };
-static const char *const mt7981_uart_groups[] = { "wm_uart_0", "uart2_0",
- "net_wo0_uart_txd_0", "net_wo0_uart_txd_1", "net_wo0_uart_txd_2",
- "uart1_0", "uart1_1", "uart2_0", "wm_aurt_1", "wm_aurt_2", "uart0", };
+static const char *const mt7981_uart_groups[] = { "net_wo0_uart_txd_0",
+ "net_wo0_uart_txd_1", "net_wo0_uart_txd_2", "uart0", "uart1_0",
+ "uart1_1", "uart1_2", "uart1_3", "uart2_0", "uart2_0_tx_rx", "uart2_1",
+ "wm_uart_0", "wm_aurt_1", "wm_aurt_2", };
static const char *const mt7981_dfd_groups[] = { "dfd", "dfd_ntrst", };
static const char *const mt7981_wdt_groups[] = { "watchdog", "watchdog1", };
static const char *const mt7981_pcie_groups[] = { "pcie_pereset", "pcie_clk",
@@ -986,7 +1024,8 @@ static const char *const mt7981_i2c_grou
static const char *const mt7981_pcm_groups[] = { "pcm", };
static const char *const mt7981_udi_groups[] = { "udi", };
static const char *const mt7981_usb_groups[] = { "drv_vbus", };
-static const char *const mt7981_flash_groups[] = { "emmc_45", "snfi", };
+static const char *const mt7981_flash_groups[] = { "emmc_reset", "emmc_4",
+ "emmc_8", "emmc_45", "snfi", };
static const char *const mt7981_ethernet_groups[] = { "smi_mdc_mdio",
"gbe_ext_mdc_mdio", "wf0_mode1", "wf0_mode3", "mt7531_int", };
static const char *const mt7981_ant_groups[] = { "ant_sel", };
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