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path: root/drivers/clk/mediatek/clk-mt6779.c
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Diffstat (limited to 'drivers/clk/mediatek/clk-mt6779.c')
-rw-r--r--drivers/clk/mediatek/clk-mt6779.c92
1 files changed, 54 insertions, 38 deletions
diff --git a/drivers/clk/mediatek/clk-mt6779.c b/drivers/clk/mediatek/clk-mt6779.c
index 0d0a90ee5eb2..86732f5acf93 100644
--- a/drivers/clk/mediatek/clk-mt6779.c
+++ b/drivers/clk/mediatek/clk-mt6779.c
@@ -6,8 +6,6 @@
#include <linux/module.h>
#include <linux/of.h>
-#include <linux/of_address.h>
-#include <linux/of_device.h>
#include <linux/platform_device.h>
#include "clk-gate.h"
@@ -640,7 +638,7 @@ static const struct mtk_mux top_muxes[] = {
/* CLK_CFG_0 */
MUX_GATE_CLR_SET_UPD_FLAGS(CLK_TOP_AXI, "axi_sel", axi_parents,
0x20, 0x24, 0x28, 0, 2, 7,
- 0x004, 0, CLK_IS_CRITICAL),
+ 0x004, 0, CLK_IS_CRITICAL | CLK_SET_RATE_PARENT),
MUX_GATE_CLR_SET_UPD(CLK_TOP_MM, "mm_sel", mm_parents,
0x20, 0x24, 0x28, 8, 3, 15, 0x004, 1),
MUX_GATE_CLR_SET_UPD(CLK_TOP_SCP, "scp_sel", scp_parents,
@@ -687,16 +685,16 @@ static const struct mtk_mux top_muxes[] = {
0x70, 0x74, 0x78, 0, 1, 7, 0x004, 20),
MUX_GATE_CLR_SET_UPD(CLK_TOP_SPI, "spi_sel", spi_parents,
0x70, 0x74, 0x78, 8, 2, 15, 0x004, 21),
- MUX_GATE_CLR_SET_UPD(CLK_TOP_MSDC50_0_HCLK, "msdc50_hclk_sel",
- msdc50_hclk_parents, 0x70, 0x74, 0x78,
- 16, 2, 23, 0x004, 22),
- MUX_GATE_CLR_SET_UPD(CLK_TOP_MSDC50_0, "msdc50_0_sel",
- msdc50_0_parents, 0x70, 0x74, 0x78,
- 24, 3, 31, 0x004, 23),
+ MUX_GATE_CLR_SET_UPD_FLAGS(CLK_TOP_MSDC50_0_HCLK, "msdc50_hclk_sel",
+ msdc50_hclk_parents, 0x70, 0x74, 0x78,
+ 16, 2, 23, 0x004, 22, 0),
+ MUX_GATE_CLR_SET_UPD_FLAGS(CLK_TOP_MSDC50_0, "msdc50_0_sel",
+ msdc50_0_parents, 0x70, 0x74, 0x78,
+ 24, 3, 31, 0x004, 23, 0),
/* CLK_CFG_6 */
- MUX_GATE_CLR_SET_UPD(CLK_TOP_MSDC30_1, "msdc30_1_sel",
- msdc30_1_parents, 0x80, 0x84, 0x88,
- 0, 3, 7, 0x004, 24),
+ MUX_GATE_CLR_SET_UPD_FLAGS(CLK_TOP_MSDC30_1, "msdc30_1_sel",
+ msdc30_1_parents, 0x80, 0x84, 0x88,
+ 0, 3, 7, 0x004, 24, 0),
MUX_GATE_CLR_SET_UPD(CLK_TOP_AUD, "audio_sel", audio_parents,
0x80, 0x84, 0x88, 8, 2, 15, 0x004, 25),
MUX_GATE_CLR_SET_UPD(CLK_TOP_AUD_INTBUS, "aud_intbus_sel",
@@ -710,7 +708,7 @@ static const struct mtk_mux top_muxes[] = {
0x90, 0x94, 0x98, 0, 2, 7, 0x004, 28),
MUX_GATE_CLR_SET_UPD_FLAGS(CLK_TOP_SSPM, "sspm_sel", sspm_parents,
0x90, 0x94, 0x98, 8, 3, 15,
- 0x004, 29, CLK_IS_CRITICAL),
+ 0x004, 29, CLK_IS_CRITICAL | CLK_SET_RATE_PARENT),
MUX_GATE_CLR_SET_UPD(CLK_TOP_DPI0, "dpi0_sel", dpi0_parents,
0x90, 0x94, 0x98, 16, 3, 23, 0x004, 30),
MUX_GATE_CLR_SET_UPD(CLK_TOP_SCAM, "scam_sel", scam_parents,
@@ -727,7 +725,7 @@ static const struct mtk_mux top_muxes[] = {
16, 2, 23, 0x008, 3),
MUX_GATE_CLR_SET_UPD_FLAGS(CLK_TOP_SPM, "spm_sel", spm_parents,
0xa0, 0xa4, 0xa8, 24, 2, 31,
- 0x008, 4, CLK_IS_CRITICAL),
+ 0x008, 4, CLK_IS_CRITICAL | CLK_SET_RATE_PARENT),
/* CLK_CFG_9 */
MUX_GATE_CLR_SET_UPD(CLK_TOP_I2C, "i2c_sel", i2c_parents,
0xb0, 0xb4, 0xb8, 0, 2, 7, 0x008, 5),
@@ -880,6 +878,7 @@ static const struct mtk_gate_regs infra3_cg_regs = {
&mtk_clk_gate_ops_setclr)
static const struct mtk_gate infra_clks[] = {
+ GATE_DUMMY(CLK_DUMMY, "ifa_dummy"),
/* INFRA0 */
GATE_INFRA0(CLK_INFRA_PMIC_TMR, "infra_pmic_tmr",
"axi_sel", 0),
@@ -1218,10 +1217,12 @@ static int clk_mt6779_apmixed_probe(struct platform_device *pdev)
struct device_node *node = pdev->dev.of_node;
clk_data = mtk_alloc_clk_data(CLK_APMIXED_NR_CLK);
+ if (!clk_data)
+ return -ENOMEM;
mtk_clk_register_plls(node, plls, ARRAY_SIZE(plls), clk_data);
- mtk_clk_register_gates(node, apmixed_clks,
+ mtk_clk_register_gates(&pdev->dev, node, apmixed_clks,
ARRAY_SIZE(apmixed_clks), clk_data);
return of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data);
@@ -1238,33 +1239,25 @@ static int clk_mt6779_top_probe(struct platform_device *pdev)
return PTR_ERR(base);
clk_data = mtk_alloc_clk_data(CLK_TOP_NR_CLK);
+ if (!clk_data)
+ return -ENOMEM;
mtk_clk_register_fixed_clks(top_fixed_clks, ARRAY_SIZE(top_fixed_clks),
clk_data);
mtk_clk_register_factors(top_divs, ARRAY_SIZE(top_divs), clk_data);
- mtk_clk_register_muxes(top_muxes, ARRAY_SIZE(top_muxes),
- node, &mt6779_clk_lock, clk_data);
+ mtk_clk_register_muxes(&pdev->dev, top_muxes,
+ ARRAY_SIZE(top_muxes), node,
+ &mt6779_clk_lock, clk_data);
- mtk_clk_register_composites(top_aud_muxes, ARRAY_SIZE(top_aud_muxes),
- base, &mt6779_clk_lock, clk_data);
+ mtk_clk_register_composites(&pdev->dev, top_aud_muxes,
+ ARRAY_SIZE(top_aud_muxes), base,
+ &mt6779_clk_lock, clk_data);
- mtk_clk_register_composites(top_aud_divs, ARRAY_SIZE(top_aud_divs),
- base, &mt6779_clk_lock, clk_data);
-
- return of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data);
-}
-
-static int clk_mt6779_infra_probe(struct platform_device *pdev)
-{
- struct clk_hw_onecell_data *clk_data;
- struct device_node *node = pdev->dev.of_node;
-
- clk_data = mtk_alloc_clk_data(CLK_INFRA_NR_CLK);
-
- mtk_clk_register_gates(node, infra_clks, ARRAY_SIZE(infra_clks),
- clk_data);
+ mtk_clk_register_composites(&pdev->dev, top_aud_divs,
+ ARRAY_SIZE(top_aud_divs), base,
+ &mt6779_clk_lock, clk_data);
return of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data);
}
@@ -1277,9 +1270,6 @@ static const struct of_device_id of_match_clk_mt6779[] = {
.compatible = "mediatek,mt6779-topckgen",
.data = clk_mt6779_top_probe,
}, {
- .compatible = "mediatek,mt6779-infracfg_ao",
- .data = clk_mt6779_infra_probe,
- }, {
/* sentinel */
}
};
@@ -1302,6 +1292,26 @@ static int clk_mt6779_probe(struct platform_device *pdev)
return r;
}
+static const struct mtk_clk_desc infra_desc = {
+ .clks = infra_clks,
+ .num_clks = ARRAY_SIZE(infra_clks),
+};
+
+static const struct of_device_id of_match_clk_mt6779_infra[] = {
+ { .compatible = "mediatek,mt6779-infracfg_ao", .data = &infra_desc },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, of_match_clk_mt6779);
+
+static struct platform_driver clk_mt6779_infra_drv = {
+ .probe = mtk_clk_simple_probe,
+ .remove = mtk_clk_simple_remove,
+ .driver = {
+ .name = "clk-mt6779-infra",
+ .of_match_table = of_match_clk_mt6779_infra,
+ },
+};
+
static struct platform_driver clk_mt6779_drv = {
.probe = clk_mt6779_probe,
.driver = {
@@ -1312,8 +1322,14 @@ static struct platform_driver clk_mt6779_drv = {
static int __init clk_mt6779_init(void)
{
- return platform_driver_register(&clk_mt6779_drv);
+ int ret = platform_driver_register(&clk_mt6779_drv);
+
+ if (ret)
+ return ret;
+ return platform_driver_register(&clk_mt6779_infra_drv);
}
arch_initcall(clk_mt6779_init);
+
+MODULE_DESCRIPTION("MediaTek MT6779 main clocks driver");
MODULE_LICENSE("GPL");
generated by cgit (git 2.34.1) at 2025-12-25 22:44:32 +0000