diff options
| author | Miquel Raynal <miquel.raynal@bootlin.com> | 2022-04-27 11:56:48 +0200 |
|---|---|---|
| committer | Vinod Koul <vkoul@kernel.org> | 2022-05-19 22:34:51 +0530 |
| commit | 885525c1e7e27ea6207d648a8db20dfbbd9e4238 (patch) | |
| tree | 9f2a34e759bde582f0a236a545074f2c4bbe18ca /include/linux/soc/renesas | |
| parent | 7ac92262e1fb574ee4da2944b83e412aa0ae2ab4 (diff) | |
clk: renesas: r9a06g032: Export function to set dmamux
The dmamux register is located within the system controller.
Without syscon, we need an extra helper in order to give write access to
this register to a dmamux driver.
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Acked-by: Stephen Boyd <sboyd@kernel.org>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20220427095653.91804-5-miquel.raynal@bootlin.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'include/linux/soc/renesas')
| -rw-r--r-- | include/linux/soc/renesas/r9a06g032-sysctrl.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/include/linux/soc/renesas/r9a06g032-sysctrl.h b/include/linux/soc/renesas/r9a06g032-sysctrl.h new file mode 100644 index 000000000000..066dfb15cbdd --- /dev/null +++ b/include/linux/soc/renesas/r9a06g032-sysctrl.h @@ -0,0 +1,11 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __LINUX_SOC_RENESAS_R9A06G032_SYSCTRL_H__ +#define __LINUX_SOC_RENESAS_R9A06G032_SYSCTRL_H__ + +#ifdef CONFIG_CLK_R9A06G032 +int r9a06g032_sysctrl_set_dmamux(u32 mask, u32 val); +#else +static inline int r9a06g032_sysctrl_set_dmamux(u32 mask, u32 val) { return -ENODEV; } +#endif + +#endif /* __LINUX_SOC_RENESAS_R9A06G032_SYSCTRL_H__ */ |