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gerrit.devboardsforandroid.linaro.org / platform / external / u-boot / bcbd1364cb0f32c3879a9c58ab8d61532e0bc4cd / . / drivers / clk / qcom / clock-ipq4019.c
blob: d693776d339d2bfa637bb0d23e36c92b8abca07c [file] [log] [blame]
Caleb Connollyfac21212023-11-07 12:41:00 +0000[diff] [blame]1// SPDX-License-Identifier: GPL-2.0+
2/*
3 * Clock drivers for Qualcomm IPQ40xx
4 *
5 * Copyright (c) 2020 Sartura Ltd.
6 *
7 * Author: Robert Marko <robert.marko@sartura.hr>
8 *
9 */
10
11#include <clk-uclass.h>
12#include <common.h>
13#include <dm.h>
14#include <errno.h>
Konrad Dybcio3ead6612023-11-07 12:41:01 +0000[diff] [blame]15#include <dt-bindings/clock/qcom,gcc-ipq4019.h>
Caleb Connollyfac21212023-11-07 12:41:00 +0000[diff] [blame]16
17#include "clock-qcom.h"
18
Caleb Connolly37ea1342023-11-07 12:41:03 +0000[diff] [blame]19static ulong ipq4019_clk_set_rate(struct clk *clk, ulong rate)
Caleb Connollyfac21212023-11-07 12:41:00 +0000[diff] [blame]20{
21 switch (clk->id) {
22 case GCC_BLSP1_UART1_APPS_CLK: /*UART1*/
23 /* This clock is already initialized by SBL1 */
24 return 0;
25 default:
26 return -EINVAL;
27 }
28}
29
Caleb Connolly37ea1342023-11-07 12:41:03 +0000[diff] [blame]30static int ipq4019_clk_enable(struct clk *clk)
Caleb Connollyfac21212023-11-07 12:41:00 +0000[diff] [blame]31{
32 switch (clk->id) {
33 case GCC_BLSP1_QUP1_SPI_APPS_CLK: /*SPI1*/
34 /* This clock is already initialized by SBL1 */
35 return 0;
36 case GCC_PRNG_AHB_CLK: /*PRNG*/
37 /* This clock is already initialized by SBL1 */
38 return 0;
39 case GCC_USB3_MASTER_CLK:
40 case GCC_USB3_SLEEP_CLK:
41 case GCC_USB3_MOCK_UTMI_CLK:
42 case GCC_USB2_MASTER_CLK:
43 case GCC_USB2_SLEEP_CLK:
44 case GCC_USB2_MOCK_UTMI_CLK:
45 /* These clocks is already initialized by SBL1 */
46 return 0;
47 default:
48 return -EINVAL;
49 }
50}
51
Konrad Dybcio3ead6612023-11-07 12:41:01 +0000[diff] [blame]52static const struct qcom_reset_map gcc_ipq4019_resets[] = {
53 [WIFI0_CPU_INIT_RESET] = { 0x1f008, 5 },
54 [WIFI0_RADIO_SRIF_RESET] = { 0x1f008, 4 },
55 [WIFI0_RADIO_WARM_RESET] = { 0x1f008, 3 },
56 [WIFI0_RADIO_COLD_RESET] = { 0x1f008, 2 },
57 [WIFI0_CORE_WARM_RESET] = { 0x1f008, 1 },
58 [WIFI0_CORE_COLD_RESET] = { 0x1f008, 0 },
59 [WIFI1_CPU_INIT_RESET] = { 0x20008, 5 },
60 [WIFI1_RADIO_SRIF_RESET] = { 0x20008, 4 },
61 [WIFI1_RADIO_WARM_RESET] = { 0x20008, 3 },
62 [WIFI1_RADIO_COLD_RESET] = { 0x20008, 2 },
63 [WIFI1_CORE_WARM_RESET] = { 0x20008, 1 },
64 [WIFI1_CORE_COLD_RESET] = { 0x20008, 0 },
65 [USB3_UNIPHY_PHY_ARES] = { 0x1e038, 5 },
66 [USB3_HSPHY_POR_ARES] = { 0x1e038, 4 },
67 [USB3_HSPHY_S_ARES] = { 0x1e038, 2 },
68 [USB2_HSPHY_POR_ARES] = { 0x1e01c, 4 },
69 [USB2_HSPHY_S_ARES] = { 0x1e01c, 2 },
70 [PCIE_PHY_AHB_ARES] = { 0x1d010, 11 },
71 [PCIE_AHB_ARES] = { 0x1d010, 10 },
72 [PCIE_PWR_ARES] = { 0x1d010, 9 },
73 [PCIE_PIPE_STICKY_ARES] = { 0x1d010, 8 },
74 [PCIE_AXI_M_STICKY_ARES] = { 0x1d010, 7 },
75 [PCIE_PHY_ARES] = { 0x1d010, 6 },
76 [PCIE_PARF_XPU_ARES] = { 0x1d010, 5 },
77 [PCIE_AXI_S_XPU_ARES] = { 0x1d010, 4 },
78 [PCIE_AXI_M_VMIDMT_ARES] = { 0x1d010, 3 },
79 [PCIE_PIPE_ARES] = { 0x1d010, 2 },
80 [PCIE_AXI_S_ARES] = { 0x1d010, 1 },
81 [PCIE_AXI_M_ARES] = { 0x1d010, 0 },
82 [ESS_RESET] = { 0x12008, 0},
83 [GCC_BLSP1_BCR] = {0x01000, 0},
84 [GCC_BLSP1_QUP1_BCR] = {0x02000, 0},
85 [GCC_BLSP1_UART1_BCR] = {0x02038, 0},
86 [GCC_BLSP1_QUP2_BCR] = {0x03008, 0},
87 [GCC_BLSP1_UART2_BCR] = {0x03028, 0},
88 [GCC_BIMC_BCR] = {0x04000, 0},
89 [GCC_TLMM_BCR] = {0x05000, 0},
90 [GCC_IMEM_BCR] = {0x0E000, 0},
91 [GCC_ESS_BCR] = {0x12008, 0},
92 [GCC_PRNG_BCR] = {0x13000, 0},
93 [GCC_BOOT_ROM_BCR] = {0x13008, 0},
94 [GCC_CRYPTO_BCR] = {0x16000, 0},
95 [GCC_SDCC1_BCR] = {0x18000, 0},
96 [GCC_SEC_CTRL_BCR] = {0x1A000, 0},
97 [GCC_AUDIO_BCR] = {0x1B008, 0},
98 [GCC_QPIC_BCR] = {0x1C000, 0},
99 [GCC_PCIE_BCR] = {0x1D000, 0},
100 [GCC_USB2_BCR] = {0x1E008, 0},
101 [GCC_USB2_PHY_BCR] = {0x1E018, 0},
102 [GCC_USB3_BCR] = {0x1E024, 0},
103 [GCC_USB3_PHY_BCR] = {0x1E034, 0},
104 [GCC_SYSTEM_NOC_BCR] = {0x21000, 0},
105 [GCC_PCNOC_BCR] = {0x2102C, 0},
106 [GCC_DCD_BCR] = {0x21038, 0},
107 [GCC_SNOC_BUS_TIMEOUT0_BCR] = {0x21064, 0},
108 [GCC_SNOC_BUS_TIMEOUT1_BCR] = {0x2106C, 0},
109 [GCC_SNOC_BUS_TIMEOUT2_BCR] = {0x21074, 0},
110 [GCC_SNOC_BUS_TIMEOUT3_BCR] = {0x2107C, 0},
111 [GCC_PCNOC_BUS_TIMEOUT0_BCR] = {0x21084, 0},
112 [GCC_PCNOC_BUS_TIMEOUT1_BCR] = {0x2108C, 0},
113 [GCC_PCNOC_BUS_TIMEOUT2_BCR] = {0x21094, 0},
114 [GCC_PCNOC_BUS_TIMEOUT3_BCR] = {0x2109C, 0},
115 [GCC_PCNOC_BUS_TIMEOUT4_BCR] = {0x210A4, 0},
116 [GCC_PCNOC_BUS_TIMEOUT5_BCR] = {0x210AC, 0},
117 [GCC_PCNOC_BUS_TIMEOUT6_BCR] = {0x210B4, 0},
118 [GCC_PCNOC_BUS_TIMEOUT7_BCR] = {0x210BC, 0},
119 [GCC_PCNOC_BUS_TIMEOUT8_BCR] = {0x210C4, 0},
120 [GCC_PCNOC_BUS_TIMEOUT9_BCR] = {0x210CC, 0},
121 [GCC_TCSR_BCR] = {0x22000, 0},
122 [GCC_MPM_BCR] = {0x24000, 0},
123 [GCC_SPDM_BCR] = {0x25000, 0},
124};
125
Caleb Connolly37ea1342023-11-07 12:41:03 +0000[diff] [blame]126static struct msm_clk_data ipq4019_clk_data = {
127 .enable = ipq4019_clk_enable,
128 .set_rate = ipq4019_clk_set_rate,
Konrad Dybcio3ead6612023-11-07 12:41:01 +0000[diff] [blame]129 .resets = gcc_ipq4019_resets,
130 .num_resets = ARRAY_SIZE(gcc_ipq4019_resets),
131};
132
133static const struct udevice_id gcc_ipq4019_of_match[] = {
134 {
135 .compatible = "qcom,gcc-ipq4019",
Caleb Connolly37ea1342023-11-07 12:41:03 +0000[diff] [blame]136 .data = (ulong)&ipq4019_clk_data,
Konrad Dybcio3ead6612023-11-07 12:41:01 +0000[diff] [blame]137 },
138 { }
139};
140
141U_BOOT_DRIVER(gcc_ipq4019) = {
142 .name = "gcc_ipq4019",
143 .id = UCLASS_NOP,
144 .of_match = gcc_ipq4019_of_match,
145 .bind = qcom_cc_bind,
146 .flags = DM_FLAG_PRE_RELOC,
147};