by Weiyi Lu

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Subject: [PATCH 8/9] soc: mediatek: add MT2712 scpsys support

add scpsys driver for MT2712

Signed-off-by: Weiyi Lu <[email protected]>
---
drivers/soc/mediatek/mtk-scpsys.c | 112 ++++++++++++++++++++++++++++++++++++--
1 file changed, 106 insertions(+), 6 deletions(-)

diff --git a/drivers/soc/mediatek/mtk-scpsys.c b/drivers/soc/mediatek/mtk-scpsys.c
index 28c6e6a..c8abd06 100644
--- a/drivers/soc/mediatek/mtk-scpsys.c
+++ b/drivers/soc/mediatek/mtk-scpsys.c
@@ -21,6 +21,7 @@
#include <linux/soc/mediatek/infracfg.h>

#include <dt-bindings/power/mt2701-power.h>
+#include <dt-bindings/power/mt2712-power.h>
#include <dt-bindings/power/mt6797-power.h>
#include <dt-bindings/power/mt7622-power.h>
#include <dt-bindings/power/mt8173-power.h>
@@ -32,7 +33,7 @@
#define SPM_DIS_PWR_CON 0x023c
#define SPM_CONN_PWR_CON 0x0280
#define SPM_VEN2_PWR_CON 0x0298
-#define SPM_AUDIO_PWR_CON 0x029c /* MT8173 */
+#define SPM_AUDIO_PWR_CON 0x029c /* MT8173, MT2712 */
#define SPM_BDP_PWR_CON 0x029c /* MT2701 */
#define SPM_ETH_PWR_CON 0x02a0
#define SPM_HIF_PWR_CON 0x02a4
@@ -40,12 +41,12 @@
#define SPM_MFG_2D_PWR_CON 0x02c0
#define SPM_MFG_ASYNC_PWR_CON 0x02c4
#define SPM_USB_PWR_CON 0x02cc
+#define SPM_USB2_PWR_CON 0x02d4 /* MT2712 */
#define SPM_ETHSYS_PWR_CON 0x02e0 /* MT7622 */
#define SPM_HIF0_PWR_CON 0x02e4 /* MT7622 */
#define SPM_HIF1_PWR_CON 0x02e8 /* MT7622 */
#define SPM_WB_PWR_CON 0x02ec /* MT7622 */

-
#define SPM_PWR_STATUS 0x060c
#define SPM_PWR_STATUS_2ND 0x0610

@@ -64,12 +65,13 @@
#define PWR_STATUS_ETH BIT(15)
#define PWR_STATUS_HIF BIT(16)
#define PWR_STATUS_IFR_MSC BIT(17)
+#define PWR_STATUS_USB2 BIT(19) /* MT2712 */
#define PWR_STATUS_VENC_LT BIT(20)
#define PWR_STATUS_VENC BIT(21)
-#define PWR_STATUS_MFG_2D BIT(22)
-#define PWR_STATUS_MFG_ASYNC BIT(23)
-#define PWR_STATUS_AUDIO BIT(24)
-#define PWR_STATUS_USB BIT(25)
+#define PWR_STATUS_MFG_2D BIT(22) /* MT8173 */
+#define PWR_STATUS_MFG_ASYNC BIT(23) /* MT8173 */
+#define PWR_STATUS_AUDIO BIT(24) /* MT8173, MT2712 */
+#define PWR_STATUS_USB BIT(25) /* MT8173, MT2712 */
#define PWR_STATUS_ETHSYS BIT(24) /* MT7622 */
#define PWR_STATUS_HIF0 BIT(25) /* MT7622 */
#define PWR_STATUS_HIF1 BIT(26) /* MT7622 */
@@ -618,6 +620,85 @@ static void mtk_register_power_domains(struct platform_device *pdev,
};

/*
+ * MT2712 power domain support
+ */
+static const struct scp_domain_data scp_domain_data_mt2712[] = {
+ [MT2712_POWER_DOMAIN_MM] = {
+ .name = "mm",
+ .sta_mask = PWR_STATUS_DISP,
+ .ctl_offs = SPM_DIS_PWR_CON,
+ .sram_pdn_bits = GENMASK(8, 8),
+ .sram_pdn_ack_bits = GENMASK(12, 12),
+ .clk_id = {CLK_MM},
+ .active_wakeup = true,
+ },
+ [MT2712_POWER_DOMAIN_VDEC] = {
+ .name = "vdec",
+ .sta_mask = PWR_STATUS_VDEC,
+ .ctl_offs = SPM_VDE_PWR_CON,
+ .sram_pdn_bits = GENMASK(8, 8),
+ .sram_pdn_ack_bits = GENMASK(12, 12),
+ .clk_id = {CLK_MM, CLK_VDEC},
+ .active_wakeup = true,
+ },
+ [MT2712_POWER_DOMAIN_VENC] = {
+ .name = "venc",
+ .sta_mask = PWR_STATUS_VENC,
+ .ctl_offs = SPM_VEN_PWR_CON,
+ .sram_pdn_bits = GENMASK(11, 8),
+ .sram_pdn_ack_bits = GENMASK(15, 12),
+ .clk_id = {CLK_MM, CLK_VENC, CLK_JPGDEC},
+ .active_wakeup = true,
+ },
+ [MT2712_POWER_DOMAIN_ISP] = {
+ .name = "isp",
+ .sta_mask = PWR_STATUS_ISP,
+ .ctl_offs = SPM_ISP_PWR_CON,
+ .sram_pdn_bits = GENMASK(11, 8),
+ .sram_pdn_ack_bits = GENMASK(13, 12),
+ .clk_id = {CLK_MM},
+ .active_wakeup = true,
+ },
+ [MT2712_POWER_DOMAIN_AUDIO] = {
+ .name = "audio",
+ .sta_mask = PWR_STATUS_AUDIO,
+ .ctl_offs = SPM_AUDIO_PWR_CON,
+ .sram_pdn_bits = GENMASK(11, 8),
+ .sram_pdn_ack_bits = GENMASK(15, 12),
+ .clk_id = {CLK_AUDIO},
+ .active_wakeup = true,
+ },
+ [MT2712_POWER_DOMAIN_USB] = {
+ .name = "usb",
+ .sta_mask = PWR_STATUS_USB,
+ .ctl_offs = SPM_USB_PWR_CON,
+ .sram_pdn_bits = GENMASK(10, 8),
+ .sram_pdn_ack_bits = GENMASK(14, 12),
+ .clk_id = {CLK_NONE},
+ .active_wakeup = true,
+ },
+ [MT2712_POWER_DOMAIN_USB2] = {
+ .name = "usb2",
+ .sta_mask = PWR_STATUS_USB2,
+ .ctl_offs = SPM_USB2_PWR_CON,
+ .sram_pdn_bits = GENMASK(10, 8),
+ .sram_pdn_ack_bits = GENMASK(14, 12),
+ .clk_id = {CLK_NONE},
+ .active_wakeup = true,
+ },
+ [MT2712_POWER_DOMAIN_MFG] = {
+ .name = "mfg",
+ .sta_mask = PWR_STATUS_MFG,
+ .ctl_offs = SPM_MFG_PWR_CON,
+ .sram_pdn_bits = GENMASK(11, 8),
+ .sram_pdn_ack_bits = GENMASK(19, 16),
+ .clk_id = {CLK_MFG},
+ .bus_prot_mask = BIT(14) | BIT(21) | BIT(23),
+ .active_wakeup = true,
+ },
+};
+
+/*
* MT6797 power domain support
*/

@@ -852,6 +933,22 @@ static void mtk_register_power_domains(struct platform_device *pdev,
}
};

+static const struct scp_soc_data mt2712_data = {
+ .domains = scp_domain_data_mt2712,
+ .num_domains = ARRAY_SIZE(scp_domain_data_mt2712),
+ .regs = {
+ .scp_ctrl = {
+ .pwr_sta_offs = SPM_PWR_STATUS,
+ .pwr_sta2nd_offs = SPM_PWR_STATUS_2ND
+ },
+ .bus_prot = {
+ .set_offs = INFRA_TOPAXI_PROTECTEN_SET,
+ .clr_offs = INFRA_TOPAXI_PROTECTEN_CLR,
+ .sta_offs = INFRA_TOPAXI_PROTECTSTA1
+ },
+ }
+};
+
static const struct scp_soc_data mt6797_data = {
.domains = scp_domain_data_mt6797,
.num_domains = ARRAY_SIZE(scp_domain_data_mt6797),
@@ -910,6 +1007,9 @@ static void mtk_register_power_domains(struct platform_device *pdev,
.compatible = "mediatek,mt2701-scpsys",
.data = &mt2701_data,
}, {
+ .compatible = "mediatek,mt2712-scpsys",
+ .data = &mt2712_data,
+ }, {
.compatible = "mediatek,mt6797-scpsys",
.data = &mt6797_data,
}, {
--
1.9.1