[PATCH v3 8/8] soc: mediatek: mtk-mmsys: Add resets for mt8167

The mt8167 SoC has 64 MMSYS resets, split in two contiguous 32-bits
registers, MMSYS_SW0_RST_B (0x140) and MMSYS_SW1_RST_B (0x144), as
also stated in the downstream kernel for the Lenovo Smart Clock
in the ddp_reg.h header.

Signed-off-by: Luca Leonardo Scorcia <[email protected]>
---
 drivers/soc/mediatek/mt8167-mmsys.h |  3 +++
 drivers/soc/mediatek/mtk-mmsys.c    | 38 +++++++++++++++++++++++++++++
 2 files changed, 41 insertions(+)

diff --git a/drivers/soc/mediatek/mt8167-mmsys.h b/drivers/soc/mediatek/mt8167-mmsys.h
index eef14083c47b..27793462ce0d 100644
--- a/drivers/soc/mediatek/mt8167-mmsys.h
+++ b/drivers/soc/mediatek/mt8167-mmsys.h
@@ -3,6 +3,9 @@
 #ifndef __SOC_MEDIATEK_MT8167_MMSYS_H
 #define __SOC_MEDIATEK_MT8167_MMSYS_H
 
+#define MT8167_MMSYS_SW0_RST_B				0x140
+#define MT8167_MMSYS_SW1_RST_B				0x144
+
 #define MT8167_DISP_REG_CONFIG_DISP_OVL0_MOUT_EN	0x030
 #define MT8167_DISP_REG_CONFIG_DISP_DITHER_MOUT_EN	0x038
 #define MT8167_DISP_REG_CONFIG_DISP_COLOR0_SEL_IN	0x058
diff --git a/drivers/soc/mediatek/mtk-mmsys.c b/drivers/soc/mediatek/mtk-mmsys.c
index 2f3e0778bb17..02649225e8a7 100644
--- a/drivers/soc/mediatek/mtk-mmsys.c
+++ b/drivers/soc/mediatek/mtk-mmsys.c
@@ -4,6 +4,7 @@
  * Author: James Liao <[email protected]>
  */
 
+#include <dt-bindings/reset/mediatek,mt8167-resets.h>
 #include <linux/delay.h>
 #include <linux/device.h>
 #include <linux/io.h>
@@ -53,10 +54,47 @@ static const struct mtk_mmsys_driver_data mt6797_mmsys_driver_data = {
 	.clk_driver = "clk-mt6797-mm",
 };
 
+static const u8 mmsys_mt8167_rst_tb[] = {
+	[MT8167_MMSYS_SW0_RST_B_SMI_COMMON]	= MMSYS_RST_NR(0, 0),
+	[MT8167_MMSYS_SW0_RST_B_SMI_LARB0]	= MMSYS_RST_NR(0, 1),
+	[MT8167_MMSYS_SW0_RST_B_CAM_MDP]	= MMSYS_RST_NR(0, 2),
+	[MT8167_MMSYS_SW0_RST_B_MDP_RDMA0]	= MMSYS_RST_NR(0, 3),
+	[MT8167_MMSYS_SW0_RST_B_MDP_RSZ0]	= MMSYS_RST_NR(0, 4),
+	[MT8167_MMSYS_SW0_RST_B_MDP_RSZ1]	= MMSYS_RST_NR(0, 5),
+	[MT8167_MMSYS_SW0_RST_B_MDP_TDSHP0]	= MMSYS_RST_NR(0, 6),
+	[MT8167_MMSYS_SW0_RST_B_MDP_WDMA]	= MMSYS_RST_NR(0, 7),
+	[MT8167_MMSYS_SW0_RST_B_MDP_WROT0]	= MMSYS_RST_NR(0, 8),
+	[MT8167_MMSYS_SW0_RST_B_FAKE_ENG]	= MMSYS_RST_NR(0, 9),
+	[MT8167_MMSYS_SW0_RST_B_MUTEX]		= MMSYS_RST_NR(0, 10),
+	[MT8167_MMSYS_SW0_RST_B_DISP_OVL0]	= MMSYS_RST_NR(0, 11),
+	[MT8167_MMSYS_SW0_RST_B_DISP_RDMA0]	= MMSYS_RST_NR(0, 12),
+	[MT8167_MMSYS_SW0_RST_B_DISP_RDMA1]	= MMSYS_RST_NR(0, 13),
+	[MT8167_MMSYS_SW0_RST_B_DISP_WDMA0]	= MMSYS_RST_NR(0, 14),
+	[MT8167_MMSYS_SW0_RST_B_DISP_COLOR]	= MMSYS_RST_NR(0, 15),
+	[MT8167_MMSYS_SW0_RST_B_DISP_CCORR]	= MMSYS_RST_NR(0, 16),
+	[MT8167_MMSYS_SW0_RST_B_DISP_AAL]	= MMSYS_RST_NR(0, 17),
+	[MT8167_MMSYS_SW0_RST_B_DISP_GAMMA]	= MMSYS_RST_NR(0, 18),
+	[MT8167_MMSYS_SW0_RST_B_DISP_DITHER]	= MMSYS_RST_NR(0, 19),
+	[MT8167_MMSYS_SW0_RST_B_DISP_UFOE]	= MMSYS_RST_NR(0, 20),
+	[MT8167_MMSYS_SW0_RST_B_DISP_PWM]	= MMSYS_RST_NR(0, 21),
+	[MT8167_MMSYS_SW0_RST_B_DSI0]		= MMSYS_RST_NR(0, 22),
+	[MT8167_MMSYS_SW0_RST_B_DPI0]		= MMSYS_RST_NR(0, 23),
+	/* bit 24 is SMI_COMMON again according to data sheet */
+	/* bit 25 is SMI_LARB0 again according to data sheet */
+	[MT8167_MMSYS_SW0_RST_B_MIPI_TX_CONFIG]	= MMSYS_RST_NR(0, 26),
+	/* all other bits are not described in data sheet */
+	[MT8167_MMSYS_SW1_RST_B_LVDS_ENCODER]	= MMSYS_RST_NR(1, 2),
+	[MT8167_MMSYS_SW1_RST_B_DPI1]		= MMSYS_RST_NR(1, 3),
+	[MT8167_MMSYS_SW1_RST_B_HDMI]		= MMSYS_RST_NR(1, 4),
+};
+
 static const struct mtk_mmsys_driver_data mt8167_mmsys_driver_data = {
 	.clk_driver = "clk-mt8167-mm",
 	.routes = mt8167_mmsys_routing_table,
 	.num_routes = ARRAY_SIZE(mt8167_mmsys_routing_table),
+	.sw0_rst_offset = MT8167_MMSYS_SW0_RST_B,
+	.rst_tb = mmsys_mt8167_rst_tb,
+	.num_resets = ARRAY_SIZE(mmsys_mt8167_rst_tb),
 };
 
 static const struct mtk_mmsys_driver_data mt8173_mmsys_driver_data = {
-- 
2.43.0