[PATCH v4 11/12] soc: mediatek: Add MT8183 scpsys support

Weiyi Lu
2019-02-01T08:31:29Z

Add scpsys driver for MT8183

Signed-off-by: Weiyi Lu <weiyi.lu@mediatek.com>
---
drivers/soc/mediatek/mtk-scpsys.c | 226 ++++++++++++++++++++++++++++++
1 file changed, 226 insertions(+)

diff --git a/drivers/soc/mediatek/mtk-scpsys.c b/drivers/soc/mediatek/mtk-scpsys.c
index 53a16fa327cf..09795caf4547 100644
--- a/drivers/soc/mediatek/mtk-scpsys.c
+++ b/drivers/soc/mediatek/mtk-scpsys.c
@@ -20,6 +20,7 @@
#include <dt-bindings/power/mt7622-power.h>
#include <dt-bindings/power/mt7623a-power.h>
#include <dt-bindings/power/mt8173-power.h>
+#include <dt-bindings/power/mt8183-power.h>

#define MTK_POLL_DELAY_US 10
#define MTK_POLL_TIMEOUT USEC_PER_SEC
@@ -1142,6 +1143,217 @@ static const struct scp_subdomain scp_subdomain_mt8173[] = {
{MT8173_POWER_DOMAIN_MFG_2D, MT8173_POWER_DOMAIN_MFG},
};

+/*
+ * MT8183 power domain support
+ */
+
+static const struct scp_domain_data scp_domain_data_mt8183[] = {
+ [MT8183_POWER_DOMAIN_AUDIO] = {
+ .name = "audio",
+ .sta_mask = PWR_STATUS_AUDIO,
+ .ctl_offs = 0x0314,
+ .sram_pdn_bits = GENMASK(11, 8),
+ .sram_pdn_ack_bits = GENMASK(15, 12),
+ .basic_clk_name = {"audio", "audio1", "audio2"},
+ },
+ [MT8183_POWER_DOMAIN_CONN] = {
+ .name = "conn",
+ .sta_mask = PWR_STATUS_CONN,
+ .ctl_offs = 0x032c,
+ .sram_pdn_bits = 0,
+ .sram_pdn_ack_bits = 0,
+ .bp_table = {
+ BUS_PROT(IFR_TYPE, 0x2a0, 0x2a4, 0, 0x228,
+ BIT(13) | BIT(14), BIT(13) | BIT(14)),
+ },
+ },
+ [MT8183_POWER_DOMAIN_MFG_ASYNC] = {
+ .name = "mfg_async",
+ .sta_mask = PWR_STATUS_MFG_ASYNC,
+ .ctl_offs = 0x0334,
+ .sram_pdn_bits = 0,
+ .sram_pdn_ack_bits = 0,
+ .basic_clk_name = {"mfg"},
+ },
+ [MT8183_POWER_DOMAIN_MFG] = {
+ .name = "mfg",
+ .sta_mask = PWR_STATUS_MFG,
+ .ctl_offs = 0x0338,
+ .sram_pdn_bits = GENMASK(8, 8),
+ .sram_pdn_ack_bits = GENMASK(12, 12),
+ },
+ [MT8183_POWER_DOMAIN_MFG_CORE0] = {
+ .name = "mfg_core0",
+ .sta_mask = BIT(7),
+ .ctl_offs = 0x034c,
+ .sram_pdn_bits = GENMASK(8, 8),
+ .sram_pdn_ack_bits = GENMASK(12, 12),
+ },
+ [MT8183_POWER_DOMAIN_MFG_CORE1] = {
+ .name = "mfg_core1",
+ .sta_mask = BIT(20),
+ .ctl_offs = 0x0310,
+ .sram_pdn_bits = GENMASK(8, 8),
+ .sram_pdn_ack_bits = GENMASK(12, 12),
+ },
+ [MT8183_POWER_DOMAIN_MFG_2D] = {
+ .name = "mfg_2d",
+ .sta_mask = PWR_STATUS_MFG_2D,
+ .ctl_offs = 0x0348,
+ .sram_pdn_bits = GENMASK(8, 8),
+ .sram_pdn_ack_bits = GENMASK(12, 12),
+ .bp_table = {
+ BUS_PROT(IFR_TYPE, 0x2a8, 0x2ac, 0, 0x258,
+ BIT(19) | BIT(20) | BIT(21),
+ BIT(19) | BIT(20) | BIT(21)),
+ BUS_PROT(IFR_TYPE, 0x2a0, 0x2a4, 0, 0x228,
+ BIT(21) | BIT(22), BIT(21) | BIT(22)),
+ },
+ },
+ [MT8183_POWER_DOMAIN_DISP] = {
+ .name = "disp",
+ .sta_mask = PWR_STATUS_DISP,
+ .ctl_offs = 0x030c,
+ .sram_pdn_bits = GENMASK(8, 8),
+ .sram_pdn_ack_bits = GENMASK(12, 12),
+ .basic_clk_name = {"mm"},
+ .subsys_clk_prefix = "mm",
+ .bp_table = {
+ BUS_PROT(IFR_TYPE, 0x2a8, 0x2ac, 0, 0x258,
+ BIT(16) | BIT(17), BIT(16) | BIT(17)),
+ BUS_PROT(IFR_TYPE, 0x2a0, 0x2a4, 0, 0x228,
+ BIT(10) | BIT(11), BIT(10) | BIT(11)),
+ BUS_PROT(SMI_TYPE, 0x3c4, 0x3c8, 0, 0x3c0,
+ GENMASK(7, 0), GENMASK(7, 0)),
+ },
+ },
+ [MT8183_POWER_DOMAIN_CAM] = {
+ .name = "cam",
+ .sta_mask = BIT(25),
+ .ctl_offs = 0x0344,
+ .sram_pdn_bits = GENMASK(9, 8),
+ .sram_pdn_ack_bits = GENMASK(13, 12),
+ .basic_clk_name = {"cam"},
+ .subsys_clk_prefix = "cam",
+ .bp_table = {
+ BUS_PROT(IFR_TYPE, 0x2d4, 0x2d8, 0, 0x2ec,
+ BIT(4) | BIT(5) | BIT(9) | BIT(13),
+ BIT(4) | BIT(5) | BIT(9) | BIT(13)),
+ BUS_PROT(IFR_TYPE, 0x2a0, 0x2a4, 0, 0x228,
+ BIT(28), BIT(28)),
+ BUS_PROT(IFR_TYPE, 0x2d4, 0x2d8, 0, 0x2ec,
+ BIT(11), 0),
+ BUS_PROT(SMI_TYPE, 0x3c4, 0x3c8, 0, 0x3c0,
+ BIT(3) | BIT(4), BIT(3) | BIT(4)),
+ },
+ },
+ [MT8183_POWER_DOMAIN_ISP] = {
+ .name = "isp",
+ .sta_mask = PWR_STATUS_ISP,
+ .ctl_offs = 0x0308,
+ .sram_pdn_bits = GENMASK(9, 8),
+ .sram_pdn_ack_bits = GENMASK(13, 12),
+ .basic_clk_name = {"isp"},
+ .subsys_clk_prefix = "isp",
+ .bp_table = {
+ BUS_PROT(IFR_TYPE, 0x2d4, 0x2d8, 0, 0x2ec,
+ BIT(3) | BIT(8), BIT(3) | BIT(8)),
+ BUS_PROT(IFR_TYPE, 0x2d4, 0x2d8, 0, 0x2ec,
+ BIT(10), 0),
+ BUS_PROT(SMI_TYPE, 0x3c4, 0x3c8, 0, 0x3c0,
+ BIT(2), BIT(2)),
+ },
+ },
+ [MT8183_POWER_DOMAIN_VDEC] = {
+ .name = "vdec",
+ .sta_mask = BIT(31),
+ .ctl_offs = 0x0300,
+ .sram_pdn_bits = GENMASK(8, 8),
+ .sram_pdn_ack_bits = GENMASK(12, 12),
+ .bp_table = {
+ BUS_PROT(SMI_TYPE, 0x3c4, 0x3c8, 0, 0x3c0,
+ BIT(7), BIT(7)),
+ },
+ },
+ [MT8183_POWER_DOMAIN_VENC] = {
+ .name = "venc",
+ .sta_mask = PWR_STATUS_VENC,
+ .ctl_offs = 0x0304,
+ .sram_pdn_bits = GENMASK(11, 8),
+ .sram_pdn_ack_bits = GENMASK(15, 12),
+ .bp_table = {
+ BUS_PROT(SMI_TYPE, 0x3c4, 0x3c8, 0, 0x3c0,
+ BIT(1), BIT(1)),
+ },
+ },
+ [MT8183_POWER_DOMAIN_VPU_TOP] = {
+ .name = "vpu_top",
+ .sta_mask = BIT(26),
+ .ctl_offs = 0x0324,
+ .sram_pdn_bits = GENMASK(8, 8),
+ .sram_pdn_ack_bits = GENMASK(12, 12),
+ .basic_clk_name = {"vpu", "vpu1"},
+ .subsys_clk_prefix = "vpu",
+ .bp_table = {
+ BUS_PROT(IFR_TYPE, 0x2d4, 0x2d8, 0, 0x2ec,
+ GENMASK(9, 6) | BIT(12),
+ GENMASK(9, 6) | BIT(12)),
+ BUS_PROT(IFR_TYPE, 0x2a0, 0x2a4, 0, 0x228,
+ BIT(27), BIT(27)),
+ BUS_PROT(IFR_TYPE, 0x2d4, 0x2d8, 0, 0x2ec,
+ BIT(10) | BIT(11), BIT(10) | BIT(11)),
+ BUS_PROT(SMI_TYPE, 0x3c4, 0x3c8, 0, 0x3c0,
+ BIT(5) | BIT(6), BIT(5) | BIT(6)),
+ },
+ },
+ [MT8183_POWER_DOMAIN_VPU_CORE0] = {
+ .name = "vpu_core0",
+ .sta_mask = BIT(27),
+ .ctl_offs = 0x33c,
+ .sram_iso_ctrl = true,
+ .sram_pdn_bits = GENMASK(11, 8),
+ .sram_pdn_ack_bits = GENMASK(13, 12),
+ .basic_clk_name = {"vpu2"},
+ .bp_table = {
+ BUS_PROT(IFR_TYPE, 0x2c4, 0x2c8, 0, 0x2e4,
+ BIT(6), BIT(6)),
+ BUS_PROT(IFR_TYPE, 0x2c4, 0x2c8, 0, 0x2e4,
+ BIT(0) | BIT(2) | BIT(4),
+ BIT(0) | BIT(2) | BIT(4)),
+ },
+ },
+ [MT8183_POWER_DOMAIN_VPU_CORE1] = {
+ .name = "vpu_core1",
+ .sta_mask = BIT(28),
+ .ctl_offs = 0x0340,
+ .sram_iso_ctrl = true,
+ .sram_pdn_bits = GENMASK(11, 8),
+ .sram_pdn_ack_bits = GENMASK(13, 12),
+ .basic_clk_name = {"vpu3"},
+ .bp_table = {
+ BUS_PROT(IFR_TYPE, 0x2c4, 0x2c8, 0, 0x2e4,
+ BIT(7), BIT(7)),
+ BUS_PROT(IFR_TYPE, 0x2c4, 0x2c8, 0, 0x2e4,
+ BIT(1) | BIT(3) | BIT(5),
+ BIT(1) | BIT(3) | BIT(5)),
+ },
+ },
+};
+
+static const struct scp_subdomain scp_subdomain_mt8183[] = {
+ {MT8183_POWER_DOMAIN_MFG_ASYNC, MT8183_POWER_DOMAIN_MFG},
+ {MT8183_POWER_DOMAIN_MFG, MT8183_POWER_DOMAIN_MFG_2D},
+ {MT8183_POWER_DOMAIN_MFG, MT8183_POWER_DOMAIN_MFG_CORE0},
+ {MT8183_POWER_DOMAIN_MFG, MT8183_POWER_DOMAIN_MFG_CORE1},
+ {MT8183_POWER_DOMAIN_DISP, MT8183_POWER_DOMAIN_CAM},
+ {MT8183_POWER_DOMAIN_DISP, MT8183_POWER_DOMAIN_ISP},
+ {MT8183_POWER_DOMAIN_DISP, MT8183_POWER_DOMAIN_VDEC},
+ {MT8183_POWER_DOMAIN_DISP, MT8183_POWER_DOMAIN_VENC},
+ {MT8183_POWER_DOMAIN_DISP, MT8183_POWER_DOMAIN_VPU_TOP},
+ {MT8183_POWER_DOMAIN_VPU_TOP, MT8183_POWER_DOMAIN_VPU_CORE0},
+ {MT8183_POWER_DOMAIN_VPU_TOP, MT8183_POWER_DOMAIN_VPU_CORE1},
+};
+
static const struct scp_soc_data mt2701_data = {
.domains = scp_domain_data_mt2701,
.num_domains = ARRAY_SIZE(scp_domain_data_mt2701),
@@ -1208,6 +1420,17 @@ static const struct scp_soc_data mt8173_data = {
.bus_prot_reg_update = true,
};

+static const struct scp_soc_data mt8183_data = {
+ .domains = scp_domain_data_mt8183,
+ .num_domains = ARRAY_SIZE(scp_domain_data_mt8183),
+ .subdomains = scp_subdomain_mt8183,
+ .num_subdomains = ARRAY_SIZE(scp_subdomain_mt8183),
+ .regs = {
+ .pwr_sta_offs = 0x0180,
+ .pwr_sta2nd_offs = 0x0184
+ }
+};
+
/*
* scpsys driver init
*/
@@ -1231,6 +1454,9 @@ static const struct of_device_id of_scpsys_match_tbl[] = {
}, {
.compatible = "mediatek,mt8173-scpsys",
.data = &mt8173_data,
+ }, {
+ .compatible = "mediatek,mt8183-scpsys",
+ .data = &mt8183_data,
}, {
/* sentinel */
}
--
2.18.0