--- /dev/null
+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * Clock drivers for Qualcomm QCS404
+ *
+ * (C) Copyright 2022 Sumit Garg <sumit.garg@linaro.org>
+ */
+
+#include <common.h>
+#include <clk-uclass.h>
+#include <dm.h>
+#include <errno.h>
+#include <asm/io.h>
+#include <linux/bitops.h>
+#include "clock-snapdragon.h"
+
+#include <dt-bindings/clock/qcom,gcc-qcs404.h>
+
+/* GPLL0 clock control registers */
+#define GPLL0_STATUS_ACTIVE BIT(31)
+
+static struct vote_clk gcc_blsp1_ahb_clk = {
+ .cbcr_reg = BLSP1_AHB_CBCR,
+ .ena_vote = APCS_CLOCK_BRANCH_ENA_VOTE,
+ .vote_bit = BIT(10) | BIT(5) | BIT(4),
+};
+
+static const struct bcr_regs uart2_regs = {
+ .cfg_rcgr = BLSP1_UART2_APPS_CFG_RCGR,
+ .cmd_rcgr = BLSP1_UART2_APPS_CMD_RCGR,
+ .M = BLSP1_UART2_APPS_M,
+ .N = BLSP1_UART2_APPS_N,
+ .D = BLSP1_UART2_APPS_D,
+};
+
+static const struct bcr_regs sdc_regs = {
+ .cfg_rcgr = SDCC_CFG_RCGR(1),
+ .cmd_rcgr = SDCC_CMD_RCGR(1),
+ .M = SDCC_M(1),
+ .N = SDCC_N(1),
+ .D = SDCC_D(1),
+};
+
+static struct pll_vote_clk gpll0_vote_clk = {
+ .status = GPLL0_STATUS,
+ .status_bit = GPLL0_STATUS_ACTIVE,
+ .ena_vote = APCS_GPLL_ENA_VOTE,
+ .vote_bit = BIT(0),
+};
+
+ulong msm_set_rate(struct clk *clk, ulong rate)
+{
+ struct msm_clk_priv *priv = dev_get_priv(clk->dev);
+
+ switch (clk->id) {
+ case GCC_BLSP1_UART2_APPS_CLK:
+ /* UART: 115200 */
+ clk_rcg_set_rate_mnd(priv->base, &uart2_regs, 0, 12, 125,
+ CFG_CLK_SRC_CXO);
+ clk_enable_cbc(priv->base + BLSP1_UART2_APPS_CBCR);
+ break;
+ case GCC_BLSP1_AHB_CLK:
+ clk_enable_vote_clk(priv->base, &gcc_blsp1_ahb_clk);
+ break;
+ case GCC_SDCC1_APPS_CLK:
+ /* SDCC1: 200MHz */
+ clk_rcg_set_rate_mnd(priv->base, &sdc_regs, 4, 0, 0,
+ CFG_CLK_SRC_GPLL0);
+ clk_enable_gpll0(priv->base, &gpll0_vote_clk);
+ clk_enable_cbc(priv->base + SDCC_APPS_CBCR(1));
+ break;
+ case GCC_SDCC1_AHB_CLK:
+ clk_enable_cbc(priv->base + SDCC_AHB_CBCR(1));
+ break;
+ default:
+ return 0;
+ }
+
+ return 0;
+}
--- /dev/null
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2018, The Linux Foundation. All rights reserved.
+ */
+
+#ifndef _DT_BINDINGS_CLK_QCOM_GCC_QCS404_H
+#define _DT_BINDINGS_CLK_QCOM_GCC_QCS404_H
+
+#define GCC_APSS_AHB_CLK_SRC 0
+#define GCC_BLSP1_QUP0_I2C_APPS_CLK_SRC 1
+#define GCC_BLSP1_QUP0_SPI_APPS_CLK_SRC 2
+#define GCC_BLSP1_QUP1_I2C_APPS_CLK_SRC 3
+#define GCC_BLSP1_QUP1_SPI_APPS_CLK_SRC 4
+#define GCC_BLSP1_QUP2_I2C_APPS_CLK_SRC 5
+#define GCC_BLSP1_QUP2_SPI_APPS_CLK_SRC 6
+#define GCC_BLSP1_QUP3_I2C_APPS_CLK_SRC 7
+#define GCC_BLSP1_QUP3_SPI_APPS_CLK_SRC 8
+#define GCC_BLSP1_QUP4_I2C_APPS_CLK_SRC 9
+#define GCC_BLSP1_QUP4_SPI_APPS_CLK_SRC 10
+#define GCC_BLSP1_UART0_APPS_CLK_SRC 11
+#define GCC_BLSP1_UART1_APPS_CLK_SRC 12
+#define GCC_BLSP1_UART2_APPS_CLK_SRC 13
+#define GCC_BLSP1_UART3_APPS_CLK_SRC 14
+#define GCC_BLSP2_QUP0_I2C_APPS_CLK_SRC 15
+#define GCC_BLSP2_QUP0_SPI_APPS_CLK_SRC 16
+#define GCC_BLSP2_UART0_APPS_CLK_SRC 17
+#define GCC_BYTE0_CLK_SRC 18
+#define GCC_EMAC_CLK_SRC 19
+#define GCC_EMAC_PTP_CLK_SRC 20
+#define GCC_ESC0_CLK_SRC 21
+#define GCC_APSS_AHB_CLK 22
+#define GCC_APSS_AXI_CLK 23
+#define GCC_BIMC_APSS_AXI_CLK 24
+#define GCC_BIMC_GFX_CLK 25
+#define GCC_BIMC_MDSS_CLK 26
+#define GCC_BLSP1_AHB_CLK 27
+#define GCC_BLSP1_QUP0_I2C_APPS_CLK 28
+#define GCC_BLSP1_QUP0_SPI_APPS_CLK 29
+#define GCC_BLSP1_QUP1_I2C_APPS_CLK 30
+#define GCC_BLSP1_QUP1_SPI_APPS_CLK 31
+#define GCC_BLSP1_QUP2_I2C_APPS_CLK 32
+#define GCC_BLSP1_QUP2_SPI_APPS_CLK 33
+#define GCC_BLSP1_QUP3_I2C_APPS_CLK 34
+#define GCC_BLSP1_QUP3_SPI_APPS_CLK 35
+#define GCC_BLSP1_QUP4_I2C_APPS_CLK 36
+#define GCC_BLSP1_QUP4_SPI_APPS_CLK 37
+#define GCC_BLSP1_UART0_APPS_CLK 38
+#define GCC_BLSP1_UART1_APPS_CLK 39
+#define GCC_BLSP1_UART2_APPS_CLK 40
+#define GCC_BLSP1_UART3_APPS_CLK 41
+#define GCC_BLSP2_AHB_CLK 42
+#define GCC_BLSP2_QUP0_I2C_APPS_CLK 43
+#define GCC_BLSP2_QUP0_SPI_APPS_CLK 44
+#define GCC_BLSP2_UART0_APPS_CLK 45
+#define GCC_BOOT_ROM_AHB_CLK 46
+#define GCC_DCC_CLK 47
+#define GCC_GENI_IR_H_CLK 48
+#define GCC_ETH_AXI_CLK 49
+#define GCC_ETH_PTP_CLK 50
+#define GCC_ETH_RGMII_CLK 51
+#define GCC_ETH_SLAVE_AHB_CLK 52
+#define GCC_GENI_IR_S_CLK 53
+#define GCC_GP1_CLK 54
+#define GCC_GP2_CLK 55
+#define GCC_GP3_CLK 56
+#define GCC_MDSS_AHB_CLK 57
+#define GCC_MDSS_AXI_CLK 58
+#define GCC_MDSS_BYTE0_CLK 59
+#define GCC_MDSS_ESC0_CLK 60
+#define GCC_MDSS_HDMI_APP_CLK 61
+#define GCC_MDSS_HDMI_PCLK_CLK 62
+#define GCC_MDSS_MDP_CLK 63
+#define GCC_MDSS_PCLK0_CLK 64
+#define GCC_MDSS_VSYNC_CLK 65
+#define GCC_OXILI_AHB_CLK 66
+#define GCC_OXILI_GFX3D_CLK 67
+#define GCC_PCIE_0_AUX_CLK 68
+#define GCC_PCIE_0_CFG_AHB_CLK 69
+#define GCC_PCIE_0_MSTR_AXI_CLK 70
+#define GCC_PCIE_0_PIPE_CLK 71
+#define GCC_PCIE_0_SLV_AXI_CLK 72
+#define GCC_PCNOC_USB2_CLK 73
+#define GCC_PCNOC_USB3_CLK 74
+#define GCC_PDM2_CLK 75
+#define GCC_PDM_AHB_CLK 76
+#define GCC_VSYNC_CLK_SRC 77
+#define GCC_PRNG_AHB_CLK 78
+#define GCC_PWM0_XO512_CLK 79
+#define GCC_PWM1_XO512_CLK 80
+#define GCC_PWM2_XO512_CLK 81
+#define GCC_SDCC1_AHB_CLK 82
+#define GCC_SDCC1_APPS_CLK 83
+#define GCC_SDCC1_ICE_CORE_CLK 84
+#define GCC_SDCC2_AHB_CLK 85
+#define GCC_SDCC2_APPS_CLK 86
+#define GCC_SYS_NOC_USB3_CLK 87
+#define GCC_USB20_MOCK_UTMI_CLK 88
+#define GCC_USB2A_PHY_SLEEP_CLK 89
+#define GCC_USB30_MASTER_CLK 90
+#define GCC_USB30_MOCK_UTMI_CLK 91
+#define GCC_USB30_SLEEP_CLK 92
+#define GCC_USB3_PHY_AUX_CLK 93
+#define GCC_USB3_PHY_PIPE_CLK 94
+#define GCC_USB_HS_PHY_CFG_AHB_CLK 95
+#define GCC_USB_HS_SYSTEM_CLK 96
+#define GCC_GFX3D_CLK_SRC 97
+#define GCC_GP1_CLK_SRC 98
+#define GCC_GP2_CLK_SRC 99
+#define GCC_GP3_CLK_SRC 100
+#define GCC_GPLL0_OUT_MAIN 101
+#define GCC_GPLL1_OUT_MAIN 102
+#define GCC_GPLL3_OUT_MAIN 103
+#define GCC_GPLL4_OUT_MAIN 104
+#define GCC_HDMI_APP_CLK_SRC 105
+#define GCC_HDMI_PCLK_CLK_SRC 106
+#define GCC_MDP_CLK_SRC 107
+#define GCC_PCIE_0_AUX_CLK_SRC 108
+#define GCC_PCIE_0_PIPE_CLK_SRC 109
+#define GCC_PCLK0_CLK_SRC 110
+#define GCC_PDM2_CLK_SRC 111
+#define GCC_SDCC1_APPS_CLK_SRC 112
+#define GCC_SDCC1_ICE_CORE_CLK_SRC 113
+#define GCC_SDCC2_APPS_CLK_SRC 114
+#define GCC_USB20_MOCK_UTMI_CLK_SRC 115
+#define GCC_USB30_MASTER_CLK_SRC 116
+#define GCC_USB30_MOCK_UTMI_CLK_SRC 117
+#define GCC_USB3_PHY_AUX_CLK_SRC 118
+#define GCC_USB_HS_SYSTEM_CLK_SRC 119
+#define GCC_GPLL0_AO_CLK_SRC 120
+#define GCC_USB_HS_INACTIVITY_TIMERS_CLK 122
+#define GCC_GPLL0_AO_OUT_MAIN 123
+#define GCC_GPLL0_SLEEP_CLK_SRC 124
+#define GCC_GPLL6 125
+#define GCC_GPLL6_OUT_AUX 126
+#define GCC_MDSS_MDP_VOTE_CLK 127
+#define GCC_MDSS_ROTATOR_VOTE_CLK 128
+#define GCC_BIMC_GPU_CLK 129
+#define GCC_GTCU_AHB_CLK 130
+#define GCC_GFX_TCU_CLK 131
+#define GCC_GFX_TBU_CLK 132
+#define GCC_SMMU_CFG_CLK 133
+#define GCC_APSS_TCU_CLK 134
+#define GCC_CRYPTO_AHB_CLK 135
+#define GCC_CRYPTO_AXI_CLK 136
+#define GCC_CRYPTO_CLK 137
+#define GCC_MDP_TBU_CLK 138
+#define GCC_QDSS_DAP_CLK 139
+#define GCC_DCC_XO_CLK 140
+#define GCC_WCSS_Q6_AHB_CLK 141
+#define GCC_WCSS_Q6_AXIM_CLK 142
+#define GCC_CDSP_CFG_AHB_CLK 143
+#define GCC_BIMC_CDSP_CLK 144
+#define GCC_CDSP_TBU_CLK 145
+#define GCC_CDSP_BIMC_CLK_SRC 146
+
+#define GCC_GENI_IR_BCR 0
+#define GCC_USB_HS_BCR 1
+#define GCC_USB2_HS_PHY_ONLY_BCR 2
+#define GCC_QUSB2_PHY_BCR 3
+#define GCC_USB_HS_PHY_CFG_AHB_BCR 4
+#define GCC_USB2A_PHY_BCR 5
+#define GCC_USB3_PHY_BCR 6
+#define GCC_USB_30_BCR 7
+#define GCC_USB3PHY_PHY_BCR 8
+#define GCC_PCIE_0_BCR 9
+#define GCC_PCIE_0_PHY_BCR 10
+#define GCC_PCIE_0_LINK_DOWN_BCR 11
+#define GCC_PCIEPHY_0_PHY_BCR 12
+#define GCC_EMAC_BCR 13
+#define GCC_CDSP_RESTART 14
+#define GCC_PCIE_0_AXI_MASTER_STICKY_ARES 15
+#define GCC_PCIE_0_AHB_ARES 16
+#define GCC_PCIE_0_AXI_SLAVE_ARES 17
+#define GCC_PCIE_0_AXI_MASTER_ARES 18
+#define GCC_PCIE_0_CORE_STICKY_ARES 19
+#define GCC_PCIE_0_SLEEP_ARES 20
+#define GCC_PCIE_0_PIPE_ARES 21
+#define GCC_WDSP_RESTART 22
+
+#endif
projects / platform / kernel / u-boot.git / commitdiff