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Diffstat (limited to 'include/asm-blackfin/mach-bf533/bfin_sir.h')
-rw-r--r--include/asm-blackfin/mach-bf533/bfin_sir.h13
1 files changed, 9 insertions, 4 deletions
diff --git a/include/asm-blackfin/mach-bf533/bfin_sir.h b/include/asm-blackfin/mach-bf533/bfin_sir.h
index cefcf8bb505..9bb87e9e2e9 100644
--- a/include/asm-blackfin/mach-bf533/bfin_sir.h
+++ b/include/asm-blackfin/mach-bf533/bfin_sir.h
@@ -110,11 +110,16 @@ static inline void SIR_UART_CLEAR_LSR(struct bfin_sir_port *port)
#define DRIVER_NAME "bfin_sir"
-static void bfin_sir_hw_init(void)
+static int bfin_sir_hw_init(void)
{
+ int ret = -ENODEV;
#ifdef CONFIG_BFIN_SIR0
- peripheral_request(P_UART0_TX, DRIVER_NAME);
- peripheral_request(P_UART0_RX, DRIVER_NAME);
+ ret = peripheral_request(P_UART0_TX, DRIVER_NAME);
+ if (ret)
+ return ret;
+ ret = peripheral_request(P_UART0_RX, DRIVER_NAME);
+ if (ret)
+ return ret;
#endif
- SSYNC();
+ return ret;
}