soc/mediatek/mt8196: Add GPIO driver

Add GPIO driver for other modules to control GPIO pins.

TEST=build pass
BUG=b:317009620

Change-Id: I6d1e6ef17660308c8de908697ffba6b5f17ff9ae
Signed-off-by: Jarried Lin <jarried.lin@mediatek.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/83922
Reviewed-by: Yidi Lin <yidilin@google.com>
Reviewed-by: Yu-Ping Wu <yupingso@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

1 files changed, 402 insertions, 0 deletions

diff --git a/src/soc/mediatek/mt8196/gpio.c b/src/soc/mediatek/mt8196/gpio.c
new file mode 100644
index 0000000000..443c391947
--- /dev/null
+++ b/src/soc/mediatek/mt8196/gpio.c
@@ -0,0 +1,402 @@
+/* SPDX-License-Identifier: GPL-2.0-only OR MIT */
+
+/*
+ * This file is created based on MT8196 Functional Specification
+ * Chapter number: 13.4
+ */
+
+#include <device/mmio.h>
+#include <gpio.h>
+
+static const struct gpio_drv_info gpio_driving_info[] = {
+	[0] = { 0x00, 0, 3, },
+	[1] = { 0x00, 3, 3, },
+	[2] = { 0x00, 12, 3, },
+	[3] = { 0x00, 12, 3, },
+	[4] = { 0x00, 15, 3, },
+	[5] = { 0x00, 0, 3, },
+	[6] = { 0x00, 3, 3, },
+	[7] = { 0x00, 6, 3, },
+	[8] = { 0x00, 9, 3, },
+	[9] = { 0x10, 9, 3, },
+	[10] = { 0x10, 6, 3, },
+	[11] = { 0x00, 24, 3, },
+	[12] = { 0x10, 15, 3, },
+	[13] = { 0x00, 9, 3, },
+	[14] = { 0x00, 0, 3, },
+	[15] = { 0x00, 0, 3, },
+	[16] = { 0x00, 9, 3, },
+	[17] = { 0x00, 9, 3, },
+	[18] = { 0x00, 3, 3, },
+	[19] = { 0x00, 6, 3, },
+	[20] = { 0x00, 9, 3, },
+	[21] = { 0x00, 0, 3, },
+	[22] = { 0x00, 3, 3, },
+	[23] = { 0x00, 6, 3, },
+	[24] = { 0x00, 9, 3, },
+	[25] = { 0x00, 12, 3, },
+	[26] = { 0x00, 15, 3, },
+	[27] = { 0x10, 3, 3, },
+	[28] = { 0x00, 18, 3, },
+	[29] = { 0x00, 21, 3, },
+	[30] = { 0x00, 24, 3, },
+	[31] = { 0x00, 27, 3, },
+	[32] = { 0x00, 21, 3, },
+	[33] = { 0x00, 21, 3, },
+	[34] = { 0x00, 21, 3, },
+	[35] = { 0x00, 21, 3, },
+	[36] = { 0x00, 21, 3, },
+	[37] = { 0x00, 27, 3, },
+	[38] = { 0x00, 18, 3, },
+	[39] = { 0x00, 27, 3, },
+	[40] = { 0x00, 6, 3, },
+	[41] = { 0x00, 12, 3, },
+	[42] = { 0x00, 9, 3, },
+	[43] = { 0x00, 15, 3, },
+	[44] = { 0x00, 18, 3, },
+	[45] = { 0x00, 21, 3, },
+	[46] = { 0x10, 0, 3, },
+	[47] = { 0x10, 9, 3, },
+	[48] = { 0x10, 3, 3, },
+	[49] = { 0x10, 12, 3, },
+	[50] = { 0x10, 6, 3, },
+	[51] = { 0x10, 15, 3, },
+	[52] = { 0x00, 21, 3, },
+	[53] = { 0x00, 24, 3, },
+	[54] = { 0x00, 6, 3, },
+	[55] = { 0x00, 3, 3, },
+	[56] = { 0x00, 15, 3, },
+	[57] = { 0x00, 18, 3, },
+	[58] = { 0x00, 9, 3, },
+	[59] = { 0x00, 12, 3, },
+	[60] = { 0x10, 24, 3, },
+	[61] = { 0x10, 0, 3, },
+	[62] = { 0x00, 27, 3, },
+	[63] = { 0x10, 12, 3, },
+	[64] = { 0x00, 0, 3, },
+	[65] = { 0x10, 3, 3, },
+	[66] = { 0x10, 27, 3, },
+	[67] = { 0x10, 21, 3, },
+	[68] = { 0x10, 21, 3, },
+	[69] = { 0x10, 21, 3, },
+	[70] = { 0x10, 18, 3, },
+	[71] = { 0x10, 18, 3, },
+	[72] = { 0x10, 21, 3, },
+	[73] = { 0x10, 18, 3, },
+	[74] = { 0x10, 18, 3, },
+	[75] = { 0x00, 6, 3, },
+	[76] = { 0x00, 9, 3, },
+	[77] = { 0x00, 12, 3, },
+	[78] = { 0x00, 15, 3, },
+	[79] = { 0x00, 0, 3, },
+	[80] = { 0x00, 3, 3, },
+	[81] = { 0x00, 18, 3, },
+	[82] = { 0x00, 21, 3, },
+	[83] = { 0x00, 27, 3, },
+	[84] = { 0x00, 24, 3, },
+	[85] = { 0x10, 0, 3, },
+	[86] = { 0x10, 3, 3, },
+	[87] = { 0x10, 9, 3, },
+	[88] = { 0x10, 6, 3, },
+	[89] = { 0x00, 12, 3, },
+	[90] = { 0x00, 12, 3, },
+	[91] = { 0x00, 15, 3, },
+	[92] = { 0x00, 15, 3, },
+	[93] = { 0x00, 15, 3, },
+	[94] = { 0x00, 12, 3, },
+	[95] = { 0x00, 0, 3, },
+	[96] = { 0x00, 6, 3, },
+	[97] = { 0x00, 3, 3, },
+	[98] = { 0x00, 9, 3, },
+	[99] = { 0x00, 18, 3, },
+	[100] = { 0x00, 27, 3, },
+	[101] = { 0x00, 21, 3, },
+	[102] = { 0x10, 0, 3, },
+	[103] = { 0x00, 12, 3, },
+	[104] = { 0x00, 24, 3, },
+	[105] = { 0x10, 3, 3, },
+	[106] = { 0x00, 0, 3, },
+	[107] = { 0x00, 3, 3, },
+	[108] = { 0x00, 9, 3, },
+	[109] = { 0x00, 6, 3, },
+	[110] = { 0x00, 12, 3, },
+	[111] = { 0x00, 15, 3, },
+	[112] = { 0x00, 21, 3, },
+	[113] = { 0x00, 18, 3, },
+	[114] = { 0x00, 24, 3, },
+	[115] = { 0x00, 27, 3, },
+	[116] = { 0x10, 3, 3, },
+	[117] = { 0x10, 0, 3, },
+	[118] = { 0x00, 18, 3, },
+	[119] = { 0x00, 21, 3, },
+	[120] = { 0x00, 27, 3, },
+	[121] = { 0x00, 24, 3, },
+	[122] = { 0x00, 9, 3, },
+	[123] = { 0x00, 12, 3, },
+	[124] = { 0x00, 15, 3, },
+	[125] = { 0x00, 0, 3, },
+	[126] = { 0x00, 3, 3, },
+	[127] = { 0x00, 6, 3, },
+	[128] = { 0x00, 9, 3, },
+	[129] = { 0x00, 12, 3, },
+	[130] = { 0x00, 15, 3, },
+	[131] = { 0x00, 27, 3, },
+	[132] = { 0x10, 3, 3, },
+	[133] = { 0x10, 0, 3, },
+	[134] = { 0x00, 18, 3, },
+	[135] = { 0x00, 24, 3, },
+	[136] = { 0x00, 21, 3, },
+	[137] = { 0x00, 6, 3, },
+	[138] = { 0x00, 9, 3, },
+	[139] = { 0x00, 12, 3, },
+	[140] = { 0x00, 15, 3, },
+	[141] = { 0x00, 18, 3, },
+	[142] = { 0x00, 21, 3, },
+	[143] = { 0x00, 24, 3, },
+	[144] = { 0x00, 27, 3, },
+	[145] = { 0x10, 0, 3, },
+	[146] = { 0x10, 0, 3, },
+	[147] = { 0x00, 0, 3, },
+	[148] = { 0x00, 3, 3, },
+	[149] = { 0x10, 3, 3, },
+	[150] = { 0x10, 3, 3, },
+	[151] = { 0x10, 3, 3, },
+	[152] = { 0x10, 3, 3, },
+	[153] = { 0x10, 12, 3, },
+	[154] = { 0x10, 9, 3, },
+	[155] = { 0x10, 6, 3, },
+	[156] = { 0x10, 6, 3, },
+	[157] = { 0x10, 0, 3, },
+	[158] = { 0x10, 0, 3, },
+	[159] = { 0x10, 0, 3, },
+	[160] = { 0x00, 3, 3, },
+	[161] = { 0x00, 6, 3, },
+	[162] = { 0x00, 6, 3, },
+	[163] = { 0x00, 6, 3, },
+	[164] = { 0x00, 18, 3, },
+	[165] = { 0x00, 24, 3, },
+	[166] = { 0x00, 21, 3, },
+	[167] = { 0x00, 27, 3, },
+	[168] = { 0x10, 0, 3, },
+	[169] = { 0x10, 3, 3, },
+	[170] = { 0x10, 9, 3, },
+	[171] = { 0x10, 6, 3, },
+	[172] = { 0x00, 9, 3, },
+	[173] = { 0x00, 9, 3, },
+	[174] = { 0x00, 27, 3, },
+	[175] = { 0x00, 27, 3, },
+	[176] = { 0x10, 0, 3, },
+	[177] = { 0x10, 3, 3, },
+	[178] = { 0x00, 24, 3, },
+	[179] = { 0x00, 24, 3, },
+	[180] = { 0x00, 0, 3, },
+	[181] = { 0x00, 3, 3, },
+	[182] = { 0x00, 6, 3, },
+	[183] = { 0x00, 9, 3, },
+	[184] = { 0x00, 12, 3, },
+	[185] = { 0x00, 15, 3, },
+	[186] = { 0x10, 12, 3, },
+	[187] = { 0x10, 12, 3, },
+	[188] = { 0x00, 12, 3, },
+	[189] = { 0x00, 27, 3, },
+	[190] = { 0x00, 15, 3, },
+	[191] = { 0x10, 0, 3, },
+	[192] = { 0x00, 0, 3, },
+	[193] = { 0x10, 15, 3, },
+	[194] = { 0x00, 18, 3, },
+	[195] = { 0x10, 3, 3, },
+	[196] = { 0x00, 3, 3, },
+	[197] = { 0x10, 18, 3, },
+	[198] = { 0x00, 21, 3, },
+	[199] = { 0x10, 6, 3, },
+	[200] = { 0x10, 27, 3, },
+	[201] = { 0x20, 6, 3, },
+	[202] = { 0x00, 24, 3, },
+	[203] = { 0x10, 9, 3, },
+	[204] = { 0x00, 6, 3, },
+	[205] = { 0x00, 9, 3, },
+	[206] = { 0x10, 24, 3, },
+	[207] = { 0x10, 21, 3, },
+	[208] = { 0x10, 21, 3, },
+	[209] = { 0x10, 21, 3, },
+	[210] = { 0x00, 0, 3, },
+	[211] = { 0x00, 3, 3, },
+	[212] = { 0x00, 6, 3, },
+	[213] = { 0x00, 9, 3, },
+	[214] = { 0x20, 0, 3, },
+	[215] = { 0x20, 3, 3, },
+	[216] = { 0x10, 6, 3, },
+	[217] = { 0x10, 6, 3, },
+	[218] = { 0x00, 15, 3, },
+	[219] = { 0x00, 12, 3, },
+	[220] = { 0x20, 3, 3, },
+	[221] = { 0x20, 6, 3, },
+	[222] = { 0x20, 12, 3, },
+	[223] = { 0x20, 9, 3, },
+	[224] = { 0x00, 18, 3, },
+	[225] = { 0x00, 21, 3, },
+	[226] = { 0x00, 24, 3, },
+	[227] = { 0x00, 27, 3, },
+	[228] = { 0x10, 0, 3, },
+	[229] = { 0x10, 3, 3, },
+	[230] = { 0x00, 0, 3, },
+	[231] = { 0x00, 0, 3, },
+	[232] = { 0x00, 0, 3, },
+	[233] = { 0x00, 3, 3, },
+	[234] = { 0x00, 3, 3, },
+	[235] = { 0x00, 3, 3, },
+	[236] = { 0x00, 3, 3, },
+	[237] = { 0x00, 6, 3, },
+	[238] = { 0x00, 6, 3, },
+	[239] = { 0x00, 6, 3, },
+	[240] = { 0x00, 6, 3, },
+	[241] = { 0x00, 9, 3, },
+	[242] = { 0x00, 9, 3, },
+	[243] = { 0x00, 9, 3, },
+	[244] = { 0x00, 9, 3, },
+	[245] = { 0x00, 12, 3, },
+	[246] = { 0x00, 15, 3, },
+	[247] = { 0x00, 15, 3, },
+	[248] = { 0x00, 12, 3, },
+	[249] = { 0x00, 12, 3, },
+	[250] = { 0x00, 12, 3, },
+	[251] = { 0x00, 9, 3, },
+	[252] = { 0x00, 12, 3, },
+	[253] = { 0x00, 12, 3, },
+	[254] = { 0x00, 12, 3, },
+	[255] = { 0x00, 12, 3, },
+	[256] = { 0x00, 15, 3, },
+	[257] = { 0x00, 15, 3, },
+	[258] = { 0x00, 15, 3, },
+	[259] = { 0x10, 9, 3, },
+	[260] = { 0x10, 12, 3, },
+	[261] = { 0x10, 15, 3, },
+	[262] = { 0x10, 18, 3, },
+	[263] = { 0x10, 21, 3, },
+	[264] = { 0x10, 24, 3, },
+	[265] = { 0x10, 27, 3, },
+	[266] = { 0x20, 0, 3, },
+	[267] = { 0x00, 24, 3, },
+	[268] = { 0x00, 27, 3, },
+	[269] = { 0x00, 18, 3, },
+	[270] = { 0x00, 21, 3, },
+};
+_Static_assert(ARRAY_SIZE(gpio_driving_info) == GPIO_NUM,
+	       "gpio_driving_info array size not match");
+
+static const struct gpio_drv_info gpio_driving_adv_info[] = {
+	[46] = { 0x30, 0, 3, },
+	[47] = { 0x30, 9, 3, },
+	[48] = { 0x30, 3, 3, },
+	[49] = { 0x30, 12, 3, },
+	[50] = { 0x30, 6, 3, },
+	[51] = { 0x30, 15, 3, },
+	[52] = { 0x30, 0, 3, },
+	[53] = { 0x30, 3, 3, },
+	[75] = { 0x20, 0, 5, },
+	[76] = { 0x20, 5, 5, },
+	[77] = { 0x20, 10, 5, },
+	[78] = { 0x20, 15, 5, },
+	[99] = { 0x20, 0, 3, },
+	[100] = { 0x20, 9, 3, },
+	[101] = { 0x20, 3, 3, },
+	[102] = { 0x20, 12, 3, },
+	[104] = { 0x20, 6, 3, },
+	[105] = { 0x20, 15, 3, },
+	[123] = { 0x20, 0, 3, },
+	[124] = { 0x20, 3, 3, },
+	[164] = { 0x20, 0, 3, },
+	[165] = { 0x20, 6, 3, },
+	[166] = { 0x20, 3, 3, },
+	[167] = { 0x20, 9, 3, },
+	[168] = { 0x20, 12, 3, },
+	[170] = { 0x20, 15, 3, },
+	[176] = { 0x20, 0, 3, },
+	[177] = { 0x20, 3, 3, },
+	[188] = { 0x40, 0, 3, },
+	[189] = { 0x40, 15, 3, },
+	[190] = { 0x40, 3, 3, },
+	[191] = { 0x40, 18, 3, },
+	[194] = { 0x40, 6, 3, },
+	[195] = { 0x40, 21, 3, },
+	[198] = { 0x40, 9, 3, },
+	[199] = { 0x40, 24, 3, },
+	[200] = { 0x50, 0, 3, },
+	[201] = { 0x50, 9, 3, },
+	[202] = { 0x40, 12, 3, },
+	[203] = { 0x40, 27, 3, },
+	[214] = { 0x50, 3, 3, },
+	[215] = { 0x50, 6, 3, },
+};
+
+void *gpio_find_reg_addr(gpio_t gpio)
+{
+	void *reg_addr;
+
+	switch (gpio.base & 0x0f) {
+	case 1:
+		reg_addr = (void *)IOCFG_RT_BASE;
+		break;
+	case 2:
+		reg_addr = (void *)IOCFG_RM1_BASE;
+		break;
+	case 3:
+		reg_addr = (void *)IOCFG_RM2_BASE;
+		break;
+	case 4:
+		reg_addr = (void *)IOCFG_RB_BASE;
+		break;
+	case 5:
+		reg_addr = (void *)IOCFG_BM1_BASE;
+		break;
+	case 6:
+		reg_addr = (void *)IOCFG_BM2_BASE;
+		break;
+	case 7:
+		reg_addr = (void *)IOCFG_BM3_BASE;
+		break;
+	case 8:
+		reg_addr = (void *)IOCFG_LT_BASE;
+		break;
+	case 9:
+		reg_addr = (void *)IOCFG_LM1_BASE;
+		break;
+	case 10:
+		reg_addr = (void *)IOCFG_LM2_BASE;
+		break;
+	case 11:
+		reg_addr = (void *)IOCFG_LB1_BASE;
+		break;
+	case 12:
+		reg_addr = (void *)IOCFG_LB2_BASE;
+		break;
+	case 13:
+		reg_addr = (void *)IOCFG_TM1_BASE;
+		break;
+	case 14:
+		reg_addr = (void *)IOCFG_TM2_BASE;
+		break;
+	case 15:
+		reg_addr = (void *)IOCFG_TM3_BASE;
+		break;
+	default:
+		reg_addr = NULL;
+		break;
+	}
+
+	return reg_addr;
+}
+
+const struct gpio_drv_info *get_gpio_driving_info(uint32_t raw_id)
+{
+	if (raw_id >= ARRAY_SIZE(gpio_driving_info))
+		return NULL;
+	return &gpio_driving_info[raw_id];
+}
+
+const struct gpio_drv_info *get_gpio_driving_adv_info(uint32_t raw_id)
+{
+	if (raw_id >= ARRAY_SIZE(gpio_driving_adv_info))
+		return NULL;
+	return &gpio_driving_adv_info[raw_id];
+}