From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peng Fan Date: Wed, 18 Jul 2018 09:35:51 +0800 Subject: [U-Boot] [PATCH V2 21/32] imx8: add dummy clock In-Reply-To: <20180718013602.26574-1-peng.fan@nxp.com> References: <20180718013602.26574-1-peng.fan@nxp.com> Message-ID: <20180718013602.26574-22-peng.fan@nxp.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de This driver is mostly used to avoid build error. We use uclass clk driver to clk related operations. Signed-off-by: Peng Fan --- arch/arm/include/asm/arch-imx8/clock.h | 27 +++++++++++++++++++++++++++ arch/arm/mach-imx/imx8/clock.c | 21 +++++++++++++++++++++ 2 files changed, 48 insertions(+) create mode 100644 arch/arm/include/asm/arch-imx8/clock.h create mode 100644 arch/arm/mach-imx/imx8/clock.c diff --git a/arch/arm/include/asm/arch-imx8/clock.h b/arch/arm/include/asm/arch-imx8/clock.h new file mode 100644 index 0000000000..bea157171f --- /dev/null +++ b/arch/arm/include/asm/arch-imx8/clock.h @@ -0,0 +1,27 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright 2018 NXP + */ + +#ifndef __ASM_ARCH_IMX8_CLOCK_H__ +#define __ASM_ARCH_IMX8_CLOCK_H__ + +/* Mainly for compatible to imx common code. */ +enum mxc_clock { + MXC_ARM_CLK = 0, + MXC_AHB_CLK, + MXC_IPG_CLK, + MXC_UART_CLK, + MXC_CSPI_CLK, + MXC_AXI_CLK, + MXC_DDR_CLK, + MXC_ESDHC_CLK, + MXC_ESDHC2_CLK, + MXC_ESDHC3_CLK, + MXC_I2C_CLK, + MXC_FEC_CLK, +}; + +u32 mxc_get_clock(enum mxc_clock clk); + +#endif /* __ASM_ARCH_IMX8_CLOCK_H__ */ diff --git a/arch/arm/mach-imx/imx8/clock.c b/arch/arm/mach-imx/imx8/clock.c new file mode 100644 index 0000000000..d747e1332f --- /dev/null +++ b/arch/arm/mach-imx/imx8/clock.c @@ -0,0 +1,21 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2018 NXP + */ + +#include +#include +#include + +DECLARE_GLOBAL_DATA_PTR; + +u32 mxc_get_clock(enum mxc_clock clk) +{ + switch (clk) { + default: + printf("Unsupported mxc_clock %d\n", clk); + break; + } + + return 0; +} -- 2.14.1