diff options
Diffstat (limited to 'drivers/clk/mediatek/clk-mt8183.c')
| -rw-r--r-- | drivers/clk/mediatek/clk-mt8183.c | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/drivers/clk/mediatek/clk-mt8183.c b/drivers/clk/mediatek/clk-mt8183.c index 73b7e238eee7..51c8d5c9a030 100644 --- a/drivers/clk/mediatek/clk-mt8183.c +++ b/drivers/clk/mediatek/clk-mt8183.c @@ -17,6 +17,9 @@ #include <dt-bindings/clock/mt8183-clk.h> +/* Infra global controller reset set register */ +#define INFRA_RST0_SET_OFFSET 0x120 + static DEFINE_SPINLOCK(mt8183_clk_lock); static const struct mtk_fixed_clk top_fixed_clks[] = { @@ -1001,6 +1004,20 @@ static const struct mtk_gate infra_clks[] = { "msdc50_0_sel", 24), }; +static const struct mtk_gate_regs peri_cg_regs = { + .set_ofs = 0x20c, + .clr_ofs = 0x20c, + .sta_ofs = 0x20c, +}; + +#define GATE_PERI(_id, _name, _parent, _shift) \ + GATE_MTK(_id, _name, _parent, &peri_cg_regs, _shift, \ + &mtk_clk_gate_ops_no_setclr_inv) + +static const struct mtk_gate peri_clks[] = { + GATE_PERI(CLK_PERI_AXI, "peri_axi", "axi_sel", 31), +}; + static const struct mtk_gate_regs apmixed_cg_regs = { .set_ofs = 0x20, .clr_ofs = 0x20, @@ -1207,12 +1224,36 @@ static int clk_mt8183_infra_probe(struct platform_device *pdev) { struct clk_onecell_data *clk_data; struct device_node *node = pdev->dev.of_node; + int r; clk_data = mtk_alloc_clk_data(CLK_INFRA_NR_CLK); mtk_clk_register_gates(node, infra_clks, ARRAY_SIZE(infra_clks), clk_data); + r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); + if (r) { + dev_err(&pdev->dev, + "%s(): could not register clock provider: %d\n", + __func__, r); + return r; + } + + mtk_register_reset_controller_set_clr(node, 4, INFRA_RST0_SET_OFFSET); + + return r; +} + +static int clk_mt8183_peri_probe(struct platform_device *pdev) +{ + struct clk_onecell_data *clk_data; + struct device_node *node = pdev->dev.of_node; + + clk_data = mtk_alloc_clk_data(CLK_PERI_NR_CLK); + + mtk_clk_register_gates(node, peri_clks, ARRAY_SIZE(peri_clks), + clk_data); + return of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); } @@ -1246,6 +1287,9 @@ static const struct of_device_id of_match_clk_mt8183[] = { .compatible = "mediatek,mt8183-infracfg", .data = clk_mt8183_infra_probe, }, { + .compatible = "mediatek,mt8183-pericfg", + .data = clk_mt8183_peri_probe, + }, { .compatible = "mediatek,mt8183-mcucfg", .data = clk_mt8183_mcu_probe, }, { |