diff options
Diffstat (limited to 'drivers/clk/qcom')
| -rw-r--r-- | drivers/clk/qcom/Kconfig | 24 | ||||
| -rw-r--r-- | drivers/clk/qcom/Makefile | 3 | ||||
| -rw-r--r-- | drivers/clk/qcom/clock-apq8016.c | 17 | ||||
| -rw-r--r-- | drivers/clk/qcom/clock-ipq5424.c | 96 | ||||
| -rw-r--r-- | drivers/clk/qcom/clock-qcom.c | 27 | ||||
| -rw-r--r-- | drivers/clk/qcom/clock-qcom.h | 27 | ||||
| -rw-r--r-- | drivers/clk/qcom/clock-qcs615.c | 163 | ||||
| -rw-r--r-- | drivers/clk/qcom/clock-qcs8300.c | 146 | ||||
| -rw-r--r-- | drivers/clk/qcom/clock-sc7280.c | 4 | ||||
| -rw-r--r-- | drivers/clk/qcom/clock-sm8250.c | 4 |
10 files changed, 482 insertions, 29 deletions
diff --git a/drivers/clk/qcom/Kconfig b/drivers/clk/qcom/Kconfig index 3ea01f3c969..34e41461e72 100644 --- a/drivers/clk/qcom/Kconfig +++ b/drivers/clk/qcom/Kconfig @@ -31,6 +31,14 @@ config CLK_QCOM_IPQ4019 on the Snapdragon IPQ4019 SoC. This driver supports the clocks and resets exposed by the GCC hardware block. +config CLK_QCOM_IPQ5424 + bool "Qualcomm IPQ5424 GCC" + select CLK_QCOM + help + Say Y here to enable support for the Global Clock Controller + on the Qualcomm IPQ5424 SoC. This driver supports the clocks + and resets exposed by the GCC hardware block. + config CLK_QCOM_IPQ9574 bool "Qualcomm IPQ9574 GCC" select CLK_QCOM @@ -55,6 +63,22 @@ config CLK_QCOM_QCS404 on the Snapdragon QCS404 SoC. This driver supports the clocks and resets exposed by the GCC hardware block. +config CLK_QCOM_QCS615 + bool "Qualcomm QCS615 GCC" + select CLK_QCOM + help + Say Y here to enable support for the Global Clock Controller + on the Snapdragon QCS615 SoC. This driver supports the clocks + and resets exposed by the GCC hardware block. + +config CLK_QCOM_QCS8300 + bool "Qualcomm QCS8300 GCC" + select CLK_QCOM + help + Say Y here to enable support for the Global Clock Controller + on the Snapdragon QCS8300 SoC. This driver supports the clocks + and resets exposed by the GCC hardware block. + config CLK_QCOM_SA8775P bool "Qualcomm SA8775 GCC" select CLK_QCOM diff --git a/drivers/clk/qcom/Makefile b/drivers/clk/qcom/Makefile index e13fc8c1071..b3d95b0faa3 100644 --- a/drivers/clk/qcom/Makefile +++ b/drivers/clk/qcom/Makefile @@ -7,9 +7,12 @@ obj-$(CONFIG_CLK_QCOM_SDM845) += clock-sdm845.o obj-$(CONFIG_CLK_QCOM_APQ8016) += clock-apq8016.o obj-$(CONFIG_CLK_QCOM_APQ8096) += clock-apq8096.o obj-$(CONFIG_CLK_QCOM_IPQ4019) += clock-ipq4019.o +obj-$(CONFIG_CLK_QCOM_IPQ5424) += clock-ipq5424.o obj-$(CONFIG_CLK_QCOM_IPQ9574) += clock-ipq9574.o obj-$(CONFIG_CLK_QCOM_QCM2290) += clock-qcm2290.o obj-$(CONFIG_CLK_QCOM_QCS404) += clock-qcs404.o +obj-$(CONFIG_CLK_QCOM_QCS8300) += clock-qcs8300.o +obj-$(CONFIG_CLK_QCOM_QCS615) += clock-qcs615.o obj-$(CONFIG_CLK_QCOM_SA8775P) += clock-sa8775p.o obj-$(CONFIG_CLK_QCOM_SC7280) += clock-sc7280.o obj-$(CONFIG_CLK_QCOM_SM6115) += clock-sm6115.o diff --git a/drivers/clk/qcom/clock-apq8016.c b/drivers/clk/qcom/clock-apq8016.c index 6a53f900a9e..b7bd9c9a342 100644 --- a/drivers/clk/qcom/clock-apq8016.c +++ b/drivers/clk/qcom/clock-apq8016.c @@ -23,10 +23,7 @@ #define APCS_GPLL_ENA_VOTE (0x45000) #define APCS_CLOCK_BRANCH_ENA_VOTE (0x45004) -#define SDCC_BCR(n) ((n * 0x1000) + 0x41000) -#define SDCC_CMD_RCGR(n) (((n + 1) * 0x1000) + 0x41004) -#define SDCC_APPS_CBCR(n) ((n * 0x1000) + 0x41018) -#define SDCC_AHB_CBCR(n) ((n * 0x1000) + 0x4101C) +#define SDCC_CMD_RCGR(n) (((n) * 0x1000) + 0x42004) /* BLSP1 AHB clock (root clock for BLSP) */ #define BLSP1_AHB_CBCR 0x1008 @@ -54,9 +51,13 @@ static struct vote_clk gcc_blsp1_ahb_clk = { }; static const struct gate_clk apq8016_clks[] = { - GATE_CLK(GCC_PRNG_AHB_CLK, 0x45004, BIT(8)), - GATE_CLK(GCC_USB_HS_AHB_CLK, 0x41008, BIT(0)), - GATE_CLK(GCC_USB_HS_SYSTEM_CLK, 0x41004, BIT(0)), + GATE_CLK_POLLED(GCC_PRNG_AHB_CLK, 0x45004, BIT(8), 0x13004), + GATE_CLK_POLLED(GCC_SDCC1_AHB_CLK, 0x4201c, BIT(0), 0x4201c), + GATE_CLK_POLLED(GCC_SDCC1_APPS_CLK, 0x42018, BIT(0), 0x42018), + GATE_CLK_POLLED(GCC_SDCC2_AHB_CLK, 0x4301c, BIT(0), 0x4301c), + GATE_CLK_POLLED(GCC_SDCC2_APPS_CLK, 0x43018, BIT(0), 0x43018), + GATE_CLK_POLLED(GCC_USB_HS_AHB_CLK, 0x41008, BIT(0), 0x41008), + GATE_CLK_POLLED(GCC_USB_HS_SYSTEM_CLK, 0x41004, BIT(0), 0x41004), }; /* SDHCI */ @@ -67,12 +68,10 @@ static int apq8016_clk_init_sdc(struct msm_clk_priv *priv, int slot, uint rate) if (rate == 200000000) div = 4; - clk_enable_cbc(priv->base + SDCC_AHB_CBCR(slot)); /* 800Mhz/div, gpll0 */ clk_rcg_set_rate_mnd(priv->base, SDCC_CMD_RCGR(slot), div, 0, 0, CFG_CLK_SRC_GPLL0, 8); clk_enable_gpll0(priv->base, &gpll0_vote_clk); - clk_enable_cbc(priv->base + SDCC_APPS_CBCR(slot)); return rate; } diff --git a/drivers/clk/qcom/clock-ipq5424.c b/drivers/clk/qcom/clock-ipq5424.c new file mode 100644 index 00000000000..40823a30ead --- /dev/null +++ b/drivers/clk/qcom/clock-ipq5424.c @@ -0,0 +1,96 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Clock drivers for Qualcomm ipq5424 + * + * Copyright (c) 2025 Qualcomm Innovation Center, Inc. All rights reserved. + */ + +#include <linux/types.h> +#include <linux/kernel.h> +#include <clk-uclass.h> +#include <dm.h> +#include <linux/delay.h> +#include <asm/io.h> +#include <linux/bug.h> +#include <linux/bitops.h> +#include <dt-bindings/clock/qcom,ipq5424-gcc.h> +#include <dt-bindings/reset/qcom,ipq5424-gcc.h> + +#include "clock-qcom.h" + +#define GCC_IM_SLEEP_CBCR 0x1834020u + +static ulong ipq5424_set_rate(struct clk *clk, ulong rate) +{ + struct msm_clk_priv *priv = dev_get_priv(clk->dev); + + switch (clk->id) { + case GCC_QUPV3_UART1_CLK: + clk_rcg_set_rate_mnd(priv->base, priv->data->clks[clk->id].reg, + 0, 144, 15625, CFG_CLK_SRC_GPLL0, 16); + return rate; + case GCC_SDCC1_APPS_CLK: + clk_rcg_set_rate_mnd(priv->base, priv->data->clks[clk->id].reg, + 5, 0, 0, CFG_CLK_SRC_GPLL2_MAIN, 16); + return rate; + } + return 0; +} + +static const struct gate_clk ipq5424_clks[] = { + GATE_CLK(GCC_QUPV3_UART1_CLK, 0x302c, BIT(0)), + GATE_CLK(GCC_SDCC1_AHB_CLK, 0x3303c, BIT(0)), + GATE_CLK(GCC_SDCC1_APPS_CLK, 0x33004, BIT(1)), + GATE_CLK(GCC_IM_SLEEP_CLK, 0x34020, BIT(0)), +}; + +static int ipq5424_enable(struct clk *clk) +{ + struct msm_clk_priv *priv = dev_get_priv(clk->dev); + + if (clk->id >= ARRAY_SIZE(ipq5424_clks) || !ipq5424_clks[clk->id].reg) + return -EINVAL; + + qcom_gate_clk_en(priv, clk->id); + + return 0; +} + +static const struct qcom_reset_map ipq5424_gcc_resets[] = { + [GCC_SDCC_BCR] = { 0x33000 }, +}; + +static struct msm_clk_data ipq5424_gcc_data = { + .resets = ipq5424_gcc_resets, + .num_resets = ARRAY_SIZE(ipq5424_gcc_resets), + .clks = ipq5424_clks, + .num_clks = ARRAY_SIZE(ipq5424_clks), + + .enable = ipq5424_enable, + .set_rate = ipq5424_set_rate, +}; + +static const struct udevice_id gcc_ipq5424_of_match[] = { + { + .compatible = "qcom,ipq5424-gcc", + .data = (ulong)&ipq5424_gcc_data, + }, + { } +}; + +static int ipq5424_clk_probe(struct udevice *dev) +{ + /* Enable the sleep clock needed for the MMC block reset */ + writel(BIT(0), GCC_IM_SLEEP_CBCR); + + return 0; +} + +U_BOOT_DRIVER(gcc_ipq5424) = { + .name = "gcc_ipq5424", + .id = UCLASS_NOP, + .of_match = gcc_ipq5424_of_match, + .probe = ipq5424_clk_probe, + .bind = qcom_cc_bind, + .flags = DM_FLAG_PRE_RELOC | DM_FLAG_DEFAULT_PD_CTRL_OFF, +}; diff --git a/drivers/clk/qcom/clock-qcom.c b/drivers/clk/qcom/clock-qcom.c index 7687bbe6a23..6b46d9db744 100644 --- a/drivers/clk/qcom/clock-qcom.c +++ b/drivers/clk/qcom/clock-qcom.c @@ -74,6 +74,33 @@ void clk_enable_vote_clk(phys_addr_t base, const struct vote_clk *vclk) } while ((val != BRANCH_ON_VAL) && (val != BRANCH_NOC_FSM_ON_VAL)); } +int qcom_gate_clk_en(const struct msm_clk_priv *priv, unsigned long id) +{ + if (id >= priv->data->num_clks || priv->data->clks[id].reg == 0) { + log_err("gcc@%#08llx: unknown clock ID %lu!\n", + priv->base, id); + return -ENOENT; + } + + setbits_le32(priv->base + priv->data->clks[id].reg, priv->data->clks[id].en_val); + if (priv->data->clks[id].cbcr_reg) { + unsigned int count; + u32 val; + + for (count = 0; count < 200; count++) { + val = readl(priv->base + priv->data->clks[id].cbcr_reg); + val &= BRANCH_CHECK_MASK; + if (val == BRANCH_ON_VAL || val == BRANCH_NOC_FSM_ON_VAL) + break; + udelay(1); + } + if (WARN(count == 200, "WARNING: Clock @ %#lx [%#010x] stuck at off\n", + priv->data->clks[id].cbcr_reg, val)) + return -EBUSY; + } + return 0; +} + #define APPS_CMD_RCGR_UPDATE BIT(0) /* Update clock command via CMD_RCGR */ diff --git a/drivers/clk/qcom/clock-qcom.h b/drivers/clk/qcom/clock-qcom.h index f43edea2525..3a4550d8536 100644 --- a/drivers/clk/qcom/clock-qcom.h +++ b/drivers/clk/qcom/clock-qcom.h @@ -13,6 +13,7 @@ #define CFG_CLK_SRC_GPLL0 (1 << 8) #define CFG_CLK_SRC_GPLL0_AUX2 (2 << 8) #define CFG_CLK_SRC_GPLL2 (2 << 8) +#define CFG_CLK_SRC_GPLL2_MAIN (2 << 8) #define CFG_CLK_SRC_GPLL9 (2 << 8) #define CFG_CLK_SRC_GPLL0_ODD (3 << 8) #define CFG_CLK_SRC_GPLL6 (4 << 8) @@ -52,13 +53,20 @@ struct freq_tbl { struct gate_clk { uintptr_t reg; u32 en_val; + uintptr_t cbcr_reg; const char *name; }; +/* + * GATE_CLK() is deprecated: Use GATE_CLK_POLLED() instead to ensure the clock + * is running before we start making use of devices or registers. + */ #ifdef DEBUG -#define GATE_CLK(clk, reg, val) [clk] = { reg, val, #clk } +#define GATE_CLK(clk, reg, val) [clk] = { reg, val, 0, #clk } +#define GATE_CLK_POLLED(clk, en_reg, val, cbcr_reg) [clk] = { en_reg, val, cbcr_reg, #clk } #else -#define GATE_CLK(clk, reg, val) [clk] = { reg, val, NULL } +#define GATE_CLK(clk, reg, val) [clk] = { reg, val, 0, NULL } +#define GATE_CLK_POLLED(clk, en_reg, val, cbcr_reg) [clk] = { en_reg, val, cbcr_reg, NULL } #endif struct qcom_reset_map { @@ -107,19 +115,6 @@ void clk_rcg_set_rate(phys_addr_t base, uint32_t cmd_rcgr, int div, int source); void clk_phy_mux_enable(phys_addr_t base, uint32_t cmd_rcgr, bool enabled); -static inline int qcom_gate_clk_en(const struct msm_clk_priv *priv, unsigned long id) -{ - u32 val; - if (id >= priv->data->num_clks || priv->data->clks[id].reg == 0) { - log_err("gcc@%#08llx: unknown clock ID %lu!\n", - priv->base, id); - return -ENOENT; - } - - val = readl(priv->base + priv->data->clks[id].reg); - writel(val | priv->data->clks[id].en_val, priv->base + priv->data->clks[id].reg); - - return 0; -} +int qcom_gate_clk_en(const struct msm_clk_priv *priv, unsigned long id); #endif diff --git a/drivers/clk/qcom/clock-qcs615.c b/drivers/clk/qcom/clock-qcs615.c new file mode 100644 index 00000000000..4700baba8c9 --- /dev/null +++ b/drivers/clk/qcom/clock-qcs615.c @@ -0,0 +1,163 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Clock drivers for Qualcomm qcs615 + * + * (C) Copyright 2024 Linaro Ltd. + */ + +#include <linux/types.h> +#include <clk-uclass.h> +#include <dm.h> +#include <linux/delay.h> +#include <asm/io.h> +#include <linux/bug.h> +#include <linux/bitops.h> +#include <dt-bindings/clock/qcom,qcs615-gcc.h> +#include "clock-qcom.h" + +#define USB30_PRIM_MOCK_UTMI_CLK_CMD_RCGR 0xf034 +#define USB30_PRIM_MASTER_CLK_CMD_RCGR 0xf01c +#define USB3_PRIM_PHY_AUX_CMD_RCGR 0xf060 + +#define GCC_QUPV3_WRAP0_S0_CLK_ENA_BIT BIT(10) +#define GCC_QUPV3_WRAP0_S1_CLK_ENA_BIT BIT(11) +#define GCC_QUPV3_WRAP0_S2_CLK_ENA_BIT BIT(12) +#define GCC_QUPV3_WRAP0_S3_CLK_ENA_BIT BIT(13) +#define GCC_QUPV3_WRAP0_S4_CLK_ENA_BIT BIT(14) +#define GCC_QUPV3_WRAP0_S5_CLK_ENA_BIT BIT(15) + +#define GCC_QUPV3_WRAP1_S0_CLK_ENA_BIT BIT(22) +#define GCC_QUPV3_WRAP1_S1_CLK_ENA_BIT BIT(23) +#define GCC_QUPV3_WRAP1_S2_CLK_ENA_BIT BIT(24) +#define GCC_QUPV3_WRAP1_S3_CLK_ENA_BIT BIT(25) +#define GCC_QUPV3_WRAP1_S4_CLK_ENA_BIT BIT(26) +#define GCC_QUPV3_WRAP1_S5_CLK_ENA_BIT BIT(27) + +static ulong qcs615_set_rate(struct clk *clk, ulong rate) +{ + struct msm_clk_priv *priv = dev_get_priv(clk->dev); + + if (clk->id < priv->data->num_clks) + debug("%s: %s, requested rate=%ld\n", __func__, + priv->data->clks[clk->id].name, rate); + + switch (clk->id) { + case GCC_USB30_PRIM_MOCK_UTMI_CLK: + WARN(rate != 19200000, "Unexpected rate for USB30_PRIM_MOCK_UTMI_CLK: %lu\n", rate); + clk_rcg_set_rate(priv->base, USB30_PRIM_MOCK_UTMI_CLK_CMD_RCGR, 0, CFG_CLK_SRC_CXO); + return rate; + case GCC_USB30_PRIM_MASTER_CLK: + WARN(rate != 200000000, "Unexpected rate for USB30_PRIM_MASTER_CLK: %lu\n", rate); + clk_rcg_set_rate_mnd(priv->base, USB30_PRIM_MASTER_CLK_CMD_RCGR, + 5, 0, 0, CFG_CLK_SRC_GPLL0, 8); + clk_rcg_set_rate(priv->base, USB3_PRIM_PHY_AUX_CMD_RCGR, 0, 0); + return rate; + default: + return 0; + } +} + +static const struct gate_clk qcs615_clks[] = { + GATE_CLK(GCC_CFG_NOC_USB3_PRIM_AXI_CLK, 0xf078, BIT(0)), + GATE_CLK(GCC_USB30_PRIM_MASTER_CLK, 0xf010, BIT(0)), + GATE_CLK(GCC_AGGRE_USB3_PRIM_AXI_CLK, 0xf07c, BIT(0)), + GATE_CLK(GCC_USB30_PRIM_SLEEP_CLK, 0xf014, BIT(0)), + GATE_CLK(GCC_USB30_PRIM_MOCK_UTMI_CLK, 0xf018, BIT(0)), + GATE_CLK(GCC_USB3_PRIM_PHY_AUX_CLK, 0xf050, BIT(0)), + GATE_CLK(GCC_USB3_PRIM_PHY_COM_AUX_CLK, 0xf054, BIT(0)), + GATE_CLK(GCC_USB3_PRIM_PHY_PIPE_CLK, 0xf058, BIT(0)), + GATE_CLK(GCC_QUPV3_WRAP0_S0_CLK, 0x5200c, GCC_QUPV3_WRAP0_S0_CLK_ENA_BIT), + GATE_CLK(GCC_QUPV3_WRAP0_S1_CLK, 0x5200c, GCC_QUPV3_WRAP0_S1_CLK_ENA_BIT), + GATE_CLK(GCC_QUPV3_WRAP0_S2_CLK, 0x5200c, GCC_QUPV3_WRAP0_S2_CLK_ENA_BIT), + GATE_CLK(GCC_QUPV3_WRAP0_S3_CLK, 0x5200c, GCC_QUPV3_WRAP0_S3_CLK_ENA_BIT), + GATE_CLK(GCC_QUPV3_WRAP0_S4_CLK, 0x5200c, GCC_QUPV3_WRAP0_S4_CLK_ENA_BIT), + GATE_CLK(GCC_QUPV3_WRAP0_S5_CLK, 0x5200c, GCC_QUPV3_WRAP0_S5_CLK_ENA_BIT), + GATE_CLK(GCC_QUPV3_WRAP1_S0_CLK, 0x5200c, GCC_QUPV3_WRAP1_S0_CLK_ENA_BIT), + GATE_CLK(GCC_QUPV3_WRAP1_S1_CLK, 0x5200c, GCC_QUPV3_WRAP1_S1_CLK_ENA_BIT), + GATE_CLK(GCC_QUPV3_WRAP1_S2_CLK, 0x5200c, GCC_QUPV3_WRAP1_S2_CLK_ENA_BIT), + GATE_CLK(GCC_QUPV3_WRAP1_S3_CLK, 0x5200c, GCC_QUPV3_WRAP1_S3_CLK_ENA_BIT), + GATE_CLK(GCC_QUPV3_WRAP1_S4_CLK, 0x5200c, GCC_QUPV3_WRAP1_S4_CLK_ENA_BIT), + GATE_CLK(GCC_QUPV3_WRAP1_S5_CLK, 0x5200c, GCC_QUPV3_WRAP1_S5_CLK_ENA_BIT), + GATE_CLK(GCC_DISP_HF_AXI_CLK, 0xb038, BIT(0)), + GATE_CLK(GCC_DISP_AHB_CLK, 0xb032, BIT(0)) +}; + +static int qcs615_enable(struct clk *clk) +{ + struct msm_clk_priv *priv = dev_get_priv(clk->dev); + + if (priv->data->num_clks < clk->id) { + debug("%s: unknown clk id %lu\n", __func__, clk->id); + return 0; + } + + debug("%s: clk %ld: %s\n", __func__, clk->id, qcs615_clks[clk->id].name); + + switch (clk->id) { + case GCC_AGGRE_USB3_PRIM_AXI_CLK: + qcom_gate_clk_en(priv, GCC_USB30_PRIM_MASTER_CLK); + fallthrough; + case GCC_USB30_PRIM_MASTER_CLK: + qcom_gate_clk_en(priv, GCC_USB3_PRIM_PHY_AUX_CLK); + qcom_gate_clk_en(priv, GCC_USB3_PRIM_PHY_COM_AUX_CLK); + break; + } + + qcom_gate_clk_en(priv, clk->id); + + return 0; +} + +static const struct qcom_reset_map qcs615_gcc_resets[] = { + [GCC_EMAC_BCR] = { 0x6000 }, + [GCC_QUSB2PHY_PRIM_BCR] = { 0xd000 }, + [GCC_QUSB2PHY_SEC_BCR] = { 0xd004 }, + [GCC_USB30_PRIM_BCR] = { 0xf000 }, + [GCC_USB2_PHY_SEC_BCR] = { 0x50018 }, + [GCC_USB3_DP_PHY_SEC_BCR] = { 0x50020 }, + [GCC_USB3PHY_PHY_SEC_BCR] = { 0x5001c }, + [GCC_PCIE_0_BCR] = { 0x6b000 }, + [GCC_PCIE_0_PHY_BCR] = { 0x6c01c }, + [GCC_PCIE_PHY_BCR] = { 0x6f000 }, + [GCC_PCIE_PHY_COM_BCR] = { 0x6f010 }, + [GCC_UFS_PHY_BCR] = { 0x77000 }, + [GCC_USB20_SEC_BCR] = { 0xa6000 }, + [GCC_USB3PHY_PHY_PRIM_SP0_BCR] = { 0x50008 }, + [GCC_USB3_PHY_PRIM_SP0_BCR] = { 0x50000 }, + [GCC_SDCC1_BCR] = { 0x12000 }, + [GCC_SDCC2_BCR] = { 0x14000 } +}; + +static const struct qcom_power_map qcs615_gdscs[] = { + [UFS_PHY_GDSC] = { 0x77004 }, + [USB30_PRIM_GDSC] = { 0xf004 }, +}; + +static struct msm_clk_data sa8775_gcc_data = { + .resets = qcs615_gcc_resets, + .num_resets = ARRAY_SIZE(qcs615_gcc_resets), + .clks = qcs615_clks, + .num_clks = ARRAY_SIZE(qcs615_clks), + + .power_domains = qcs615_gdscs, + .num_power_domains = ARRAY_SIZE(qcs615_gdscs), + + .enable = qcs615_enable, + .set_rate = qcs615_set_rate, +}; + +static const struct udevice_id gcc_qcs615_of_match[] = { + { + .compatible = "qcom,qcs615-gcc", + .data = (ulong)&sa8775_gcc_data, + }, + { } +}; + +U_BOOT_DRIVER(gcc_qcs615) = { + .name = "gcc_qcs615", + .id = UCLASS_NOP, + .of_match = gcc_qcs615_of_match, + .bind = qcom_cc_bind, + .flags = DM_FLAG_PRE_RELOC | DM_FLAG_DEFAULT_PD_CTRL_OFF, +}; diff --git a/drivers/clk/qcom/clock-qcs8300.c b/drivers/clk/qcom/clock-qcs8300.c new file mode 100644 index 00000000000..cd8aecdf788 --- /dev/null +++ b/drivers/clk/qcom/clock-qcs8300.c @@ -0,0 +1,146 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2024-2025, Qualcomm Innovation Center, Inc. All rights reserved. + * + */ + +#include <linux/types.h> +#include <clk-uclass.h> +#include <dm.h> +#include <linux/delay.h> +#include <asm/io.h> +#include <linux/bug.h> +#include <linux/bitops.h> +#include <dt-bindings/clock/qcom,qcs8300-gcc.h> +#include "clock-qcom.h" + +#define USB30_PRIM_MOCK_UTMI_CLK_CMD_RCGR 0xf038 +#define USB30_PRIM_MASTER_CLK_CMD_RCGR 0xf020 + +static ulong qcs8300_set_rate(struct clk *clk, ulong rate) +{ + struct msm_clk_priv *priv = dev_get_priv(clk->dev); + + if (clk->id < priv->data->num_clks) + debug("%s: %s, requested rate=%ld\n", + __func__, priv->data->clks[clk->id].name, rate); + + switch (clk->id) { + case GCC_USB30_PRIM_MOCK_UTMI_CLK: + WARN(rate != 19200000, "Unexpected rate for USB30_PRIM_MOCK_UTMI_CLK: %lu\n", rate); + clk_rcg_set_rate(priv->base, USB30_PRIM_MOCK_UTMI_CLK_CMD_RCGR, 0, CFG_CLK_SRC_CXO); + return rate; + case GCC_USB30_PRIM_MASTER_CLK: + WARN(rate != 200000000, "Unexpected rate for USB30_PRIM_MASTER_CLK: %lu\n", rate); + clk_rcg_set_rate_mnd(priv->base, USB30_PRIM_MASTER_CLK_CMD_RCGR, + 1, 0, 0, CFG_CLK_SRC_GPLL0_ODD, 8); + clk_rcg_set_rate(priv->base, 0xf064, 0, 0); + return rate; + default: + return 0; + } +} + +static const struct gate_clk qcs8300_clks[] = { + GATE_CLK(GCC_CFG_NOC_USB3_PRIM_AXI_CLK, 0x1b088, BIT(0)), + GATE_CLK(GCC_USB30_PRIM_MASTER_CLK, 0x1b018, BIT(0)), + GATE_CLK(GCC_AGGRE_USB3_PRIM_AXI_CLK, 0x1b084, BIT(0)), + GATE_CLK(GCC_USB30_PRIM_SLEEP_CLK, 0x1b020, BIT(0)), + GATE_CLK(GCC_USB30_PRIM_MOCK_UTMI_CLK, 0x1b024, BIT(0)), + GATE_CLK(GCC_USB3_PRIM_PHY_AUX_CLK, 0x1b05c, BIT(0)), + GATE_CLK(GCC_USB3_PRIM_PHY_COM_AUX_CLK, 0x1b060, BIT(0)), + GATE_CLK(GCC_UFS_PHY_AHB_CLK, 0x83020, BIT(0)), + GATE_CLK(GCC_UFS_PHY_AXI_CLK, 0x83018, BIT(0)), + GATE_CLK(GCC_AGGRE_UFS_PHY_AXI_CLK, 0x830d4, BIT(0)), + GATE_CLK(GCC_UFS_PHY_UNIPRO_CORE_CLK, 0x83064, BIT(0)), +}; + +static int qcs8300_enable(struct clk *clk) +{ + struct msm_clk_priv *priv = dev_get_priv(clk->dev); + + if (priv->data->num_clks < clk->id) { + debug("%s: unknown clk id %lu\n", __func__, clk->id); + return 0; + } + + debug("%s: clk %ld: %s\n", __func__, clk->id, qcs8300_clks[clk->id].name); + + switch (clk->id) { + case GCC_AGGRE_USB3_PRIM_AXI_CLK: + qcom_gate_clk_en(priv, GCC_USB30_PRIM_MASTER_CLK); + fallthrough; + case GCC_USB30_PRIM_MASTER_CLK: + qcom_gate_clk_en(priv, GCC_USB3_PRIM_PHY_AUX_CLK); + qcom_gate_clk_en(priv, GCC_USB3_PRIM_PHY_COM_AUX_CLK); + break; + } + + qcom_gate_clk_en(priv, clk->id); + + return 0; +} + +static const struct qcom_reset_map qcs8300_gcc_resets[] = { + [GCC_EMAC0_BCR] = { 0xb6000 }, + [GCC_PCIE_0_BCR] = { 0xa9000 }, + [GCC_PCIE_0_LINK_DOWN_BCR] = { 0xbf000 }, + [GCC_PCIE_0_NOCSR_COM_PHY_BCR] = { 0xbf008 }, + [GCC_PCIE_0_PHY_BCR] = { 0xa9144 }, + [GCC_PCIE_0_PHY_NOCSR_COM_PHY_BCR] = { 0xbf00c }, + [GCC_PCIE_1_BCR] = { 0x77000 }, + [GCC_PCIE_1_LINK_DOWN_BCR] = { 0xae084 }, + [GCC_PCIE_1_NOCSR_COM_PHY_BCR] = { 0xae090 }, + [GCC_PCIE_1_PHY_BCR] = { 0xae08c }, + [GCC_PCIE_1_PHY_NOCSR_COM_PHY_BCR] = { 0xae094 }, + [GCC_SDCC1_BCR] = { 0x20000 }, + [GCC_UFS_PHY_BCR] = { 0x83000 }, + [GCC_USB20_PRIM_BCR] = { 0x1c000 }, + [GCC_USB2_PHY_PRIM_BCR] = { 0x5c01c }, + [GCC_USB2_PHY_SEC_BCR] = { 0x5c020 }, + [GCC_USB30_PRIM_BCR] = { 0x1b000 }, + [GCC_USB3_DP_PHY_PRIM_BCR] = { 0x5c008 }, + [GCC_USB3_PHY_PRIM_BCR] = { 0x5c000 }, + [GCC_USB3_PHY_TERT_BCR] = { 0x5c024 }, + [GCC_USB3_UNIPHY_MP0_BCR] = { 0x5c00c }, + [GCC_USB3_UNIPHY_MP1_BCR] = { 0x5c010 }, + [GCC_USB3PHY_PHY_PRIM_BCR] = { 0x5c004 }, + [GCC_USB3UNIPHY_PHY_MP0_BCR] = { 0x5c014 }, + [GCC_USB3UNIPHY_PHY_MP1_BCR] = { 0x5c018 }, + [GCC_USB_PHY_CFG_AHB2PHY_BCR] = { 0x76000 }, + [GCC_VIDEO_BCR] = { 0x34000 }, +}; + +static const struct qcom_power_map qcs8300_gdscs[] = { + [GCC_UFS_PHY_GDSC] = { 0x83004 }, + [GCC_USB30_PRIM_GDSC] = { 0x1B004 }, +}; + +static struct msm_clk_data qcs8300_gcc_data = { + .resets = qcs8300_gcc_resets, + .num_resets = ARRAY_SIZE(qcs8300_gcc_resets), + .clks = qcs8300_clks, + .num_clks = ARRAY_SIZE(qcs8300_clks), + + .power_domains = qcs8300_gdscs, + .num_power_domains = ARRAY_SIZE(qcs8300_gdscs), + + .enable = qcs8300_enable, + .set_rate = qcs8300_set_rate, +}; + +static const struct udevice_id gcc_qcs8300_of_match[] = { + { + .compatible = "qcom,qcs8300-gcc", + .data = (ulong)&qcs8300_gcc_data, + }, + { } +}; + +U_BOOT_DRIVER(gcc_qcs8300) = { + .name = "gcc_qcs8300", + .id = UCLASS_NOP, + .of_match = gcc_qcs8300_of_match, + .bind = qcom_cc_bind, + .flags = DM_FLAG_PRE_RELOC | DM_FLAG_DEFAULT_PD_CTRL_OFF, +}; diff --git a/drivers/clk/qcom/clock-sc7280.c b/drivers/clk/qcom/clock-sc7280.c index 9aff8a847ad..47e0ca5f0e5 100644 --- a/drivers/clk/qcom/clock-sc7280.c +++ b/drivers/clk/qcom/clock-sc7280.c @@ -205,7 +205,7 @@ static const char *const sc7280_rcg_names[] = { "GCC_PCIE_1_AUX_CLK_SRC", }; -static struct msm_clk_data qcs404_gcc_data = { +static struct msm_clk_data sc7280_gcc_data = { .resets = sc7280_gcc_resets, .num_resets = ARRAY_SIZE(sc7280_gcc_resets), .clks = sc7280_clks, @@ -225,7 +225,7 @@ static struct msm_clk_data qcs404_gcc_data = { static const struct udevice_id gcc_sc7280_of_match[] = { { .compatible = "qcom,gcc-sc7280", - .data = (ulong)&qcs404_gcc_data, + .data = (ulong)&sc7280_gcc_data, }, { } }; diff --git a/drivers/clk/qcom/clock-sm8250.c b/drivers/clk/qcom/clock-sm8250.c index 26396847d85..cc481258d22 100644 --- a/drivers/clk/qcom/clock-sm8250.c +++ b/drivers/clk/qcom/clock-sm8250.c @@ -360,7 +360,7 @@ static const char *const sm8250_rcg_names[] = { "GCC_PCIE_2_AUX_CMD_RCGR", }; -static struct msm_clk_data qcs404_gcc_data = { +static struct msm_clk_data sm8250_gcc_data = { .resets = sm8250_gcc_resets, .num_resets = ARRAY_SIZE(sm8250_gcc_resets), .clks = sm8250_clks, @@ -381,7 +381,7 @@ static struct msm_clk_data qcs404_gcc_data = { static const struct udevice_id gcc_sm8250_of_match[] = { { .compatible = "qcom,gcc-sm8250", - .data = (ulong)&qcs404_gcc_data, + .data = (ulong)&sm8250_gcc_data, }, {} }; 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