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| author | Sascha Hauer <s.hauer@pengutronix.de> | 2020-02-13 15:14:52 +0100 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2020-02-19 08:30:32 +0100 |
| commit | cc76af2676a995a34aa7aad01ce0752f62bff7e0 (patch) | |
| tree | c1e6a4c9b3eb4c1725912315a64031b4806bac53 /arch/arm/boards/zii-imx7d-dev/lowlevel.c | |
| parent | d97b8f93ee35b09d6a76cfb137c708470e3e47b2 (diff) | |
| download | barebox-cc76af2676a995a34aa7aad01ce0752f62bff7e0.tar.gz barebox-cc76af2676a995a34aa7aad01ce0752f62bff7e0.tar.xz | |
ARM: i.MX7: Add and use function for early UART clock setup
The i.MX7 boards have the same code for setting up the UART clock. Add a
common helper function for it.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/arm/boards/zii-imx7d-dev/lowlevel.c')
| -rw-r--r-- | arch/arm/boards/zii-imx7d-dev/lowlevel.c | 9 |
1 files changed, 1 insertions, 8 deletions
diff --git a/arch/arm/boards/zii-imx7d-dev/lowlevel.c b/arch/arm/boards/zii-imx7d-dev/lowlevel.c index 83fb646fd6..7579a2a8a0 100644 --- a/arch/arm/boards/zii-imx7d-dev/lowlevel.c +++ b/arch/arm/boards/zii-imx7d-dev/lowlevel.c @@ -23,14 +23,7 @@ extern char __dtb_z_imx7d_zii_rmu2_start[]; static inline void setup_uart(void) { - void __iomem *ccm = IOMEM(MX7_CCM_BASE_ADDR); - - writel(IMX7_CCM_CCGR_SETTINGn_NEEDED(0), - ccm + IMX7_CCM_CCGRn_CLR(IMX7_CCM_CCGR_UART2)); - writel(IMX7_CCM_TARGET_ROOTn_ENABLE | IMX7_UART2_CLK_ROOT__OSC_24M, - ccm + IMX7_CCM_TARGET_ROOTn(IMX7_UART2_CLK_ROOT)); - writel(IMX7_CCM_CCGR_SETTINGn_NEEDED(0), - ccm + IMX7_CCM_CCGRn_SET(IMX7_CCM_CCGR_UART2)); + imx7_early_setup_uart_clock(); imx7_setup_pad(MX7D_PAD_UART2_TX_DATA__UART2_DCE_TX); |