diff options
| author | Chun-Jie Chen <chun-jie.chen@mediatek.com> | 2021-07-26 18:57:17 +0800 |
|---|---|---|
| committer | Stephen Boyd <sboyd@kernel.org> | 2021-07-27 10:53:10 -0700 |
| commit | aff125adc00c80d59c3ebd71fc17242e65b37b76 (patch) | |
| tree | e556283bb0f017c637108e4faa195a18f824f2ed /drivers/clk/mediatek | |
| parent | a1a5b6b0a840dbcd4baa0e775489a52d1e9c2156 (diff) | |
| download | linux-aff125adc00c80d59c3ebd71fc17242e65b37b76.tar.bz2 | |
clk: mediatek: Add MT8192 scp adsp clock support
Add MT8192 scp adsp clock provider
Signed-off-by: Weiyi Lu <weiyi.lu@mediatek.com>
Signed-off-by: Chun-Jie Chen <chun-jie.chen@mediatek.com>
Link: https://lore.kernel.org/r/20210726105719.15793-20-chun-jie.chen@mediatek.com
Reviewed-by: Ikjoon Jang <ikjn@chromium.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Diffstat (limited to 'drivers/clk/mediatek')
| -rw-r--r-- | drivers/clk/mediatek/Kconfig | 6 | ||||
| -rw-r--r-- | drivers/clk/mediatek/Makefile | 1 | ||||
| -rw-r--r-- | drivers/clk/mediatek/clk-mt8192-scp_adsp.c | 50 |
3 files changed, 57 insertions, 0 deletions
diff --git a/drivers/clk/mediatek/Kconfig b/drivers/clk/mediatek/Kconfig index 88b24f74aff2..eb4aa29d8106 100644 --- a/drivers/clk/mediatek/Kconfig +++ b/drivers/clk/mediatek/Kconfig @@ -562,6 +562,12 @@ config COMMON_CLK_MT8192_MSDC help This driver supports MediaTek MT8192 msdc and msdc_top clocks. +config COMMON_CLK_MT8192_SCP_ADSP + bool "Clock driver for MediaTek MT8192 scp_adsp" + depends on COMMON_CLK_MT8192 + help + This driver supports MediaTek MT8192 scp_adsp clocks. + config COMMON_CLK_MT8516 bool "Clock driver for MediaTek MT8516" depends on ARCH_MEDIATEK || COMPILE_TEST diff --git a/drivers/clk/mediatek/Makefile b/drivers/clk/mediatek/Makefile index 8e4e343d4af4..a336fe753e9a 100644 --- a/drivers/clk/mediatek/Makefile +++ b/drivers/clk/mediatek/Makefile @@ -77,5 +77,6 @@ obj-$(CONFIG_COMMON_CLK_MT8192_MDPSYS) += clk-mt8192-mdp.o obj-$(CONFIG_COMMON_CLK_MT8192_MFGCFG) += clk-mt8192-mfg.o obj-$(CONFIG_COMMON_CLK_MT8192_MMSYS) += clk-mt8192-mm.o obj-$(CONFIG_COMMON_CLK_MT8192_MSDC) += clk-mt8192-msdc.o +obj-$(CONFIG_COMMON_CLK_MT8192_SCP_ADSP) += clk-mt8192-scp_adsp.o obj-$(CONFIG_COMMON_CLK_MT8516) += clk-mt8516.o obj-$(CONFIG_COMMON_CLK_MT8516_AUDSYS) += clk-mt8516-aud.o diff --git a/drivers/clk/mediatek/clk-mt8192-scp_adsp.c b/drivers/clk/mediatek/clk-mt8192-scp_adsp.c new file mode 100644 index 000000000000..58725d79dd13 --- /dev/null +++ b/drivers/clk/mediatek/clk-mt8192-scp_adsp.c @@ -0,0 +1,50 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// Copyright (c) 2021 MediaTek Inc. +// Author: Chun-Jie Chen <chun-jie.chen@mediatek.com> + +#include <linux/clk-provider.h> +#include <linux/of_device.h> +#include <linux/platform_device.h> + +#include "clk-mtk.h" +#include "clk-gate.h" + +#include <dt-bindings/clock/mt8192-clk.h> + +static const struct mtk_gate_regs scp_adsp_cg_regs = { + .set_ofs = 0x180, + .clr_ofs = 0x180, + .sta_ofs = 0x180, +}; + +#define GATE_SCP_ADSP(_id, _name, _parent, _shift) \ + GATE_MTK(_id, _name, _parent, &scp_adsp_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr) + +static const struct mtk_gate scp_adsp_clks[] = { + GATE_SCP_ADSP(CLK_SCP_ADSP_AUDIODSP, "scp_adsp_audiodsp", "adsp_sel", 0), +}; + +static const struct mtk_clk_desc scp_adsp_desc = { + .clks = scp_adsp_clks, + .num_clks = ARRAY_SIZE(scp_adsp_clks), +}; + +static const struct of_device_id of_match_clk_mt8192_scp_adsp[] = { + { + .compatible = "mediatek,mt8192-scp_adsp", + .data = &scp_adsp_desc, + }, { + /* sentinel */ + } +}; + +static struct platform_driver clk_mt8192_scp_adsp_drv = { + .probe = mtk_clk_simple_probe, + .driver = { + .name = "clk-mt8192-scp_adsp", + .of_match_table = of_match_clk_mt8192_scp_adsp, + }, +}; + +builtin_platform_driver(clk_mt8192_scp_adsp_drv); |