From: Stefan Herbrechtsmeier stefan.herbrechtsmeier@weidmueller.de
The index of the zynq serial driver is always zero and could be removed.
Signed-off-by: Stefan Herbrechtsmeier stefan.herbrechtsmeier@weidmueller.de Acked-by: Michal Simek michal.simek@xilinx.com
---
Changes in v3: None Changes in v2: - Remove unused index from get uart clock function
arch/arm/mach-zynq/clk.c | 3 +-- arch/arm/mach-zynq/include/mach/clk.h | 2 +- drivers/serial/serial_zynq.c | 2 +- 3 files changed, 3 insertions(+), 4 deletions(-)
diff --git a/arch/arm/mach-zynq/clk.c b/arch/arm/mach-zynq/clk.c index 40383c1..e256b58 100644 --- a/arch/arm/mach-zynq/clk.c +++ b/arch/arm/mach-zynq/clk.c @@ -551,13 +551,12 @@ void zynq_clk_early_init(void)
/** * get_uart_clk() - Get UART input frequency - * @dev_index: UART ID * Returns UART input clock frequency in Hz. * * Compared to zynq_clk_get_rate() this function is designed to work before * relocation and can be called when the serial UART is set up. */ -unsigned long get_uart_clk(int dev_index) +unsigned long get_uart_clk(void) { u32 reg = readl(&slcr_base->uart_clk_ctrl); u32 div = (reg & CLK_CTRL_DIV0_MASK) >> CLK_CTRL_DIV0_SHIFT; diff --git a/arch/arm/mach-zynq/include/mach/clk.h b/arch/arm/mach-zynq/include/mach/clk.h index 250c5bc..ba2210d 100644 --- a/arch/arm/mach-zynq/include/mach/clk.h +++ b/arch/arm/mach-zynq/include/mach/clk.h @@ -24,6 +24,6 @@ void zynq_clk_early_init(void); int zynq_clk_set_rate(enum zynq_clk clk, unsigned long rate); unsigned long zynq_clk_get_rate(enum zynq_clk clk); const char *zynq_clk_get_name(enum zynq_clk clk); -unsigned long get_uart_clk(int dev_id); +unsigned long get_uart_clk(void);
#endif diff --git a/drivers/serial/serial_zynq.c b/drivers/serial/serial_zynq.c index 4f6e7e4..461ba86 100644 --- a/drivers/serial/serial_zynq.c +++ b/drivers/serial/serial_zynq.c @@ -134,7 +134,7 @@ int zynq_serial_setbrg(struct udevice *dev, int baudrate) return ret; } #else - clock = get_uart_clk(0); + clock = get_uart_clk(); #endif _uart_zynq_serial_setbrg(priv->regs, clock, baudrate);