X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=drivers%2Fserial%2Fns16550.c;h=e0e70244ce48c6e71e6731f72c1d00cee1200519;hb=d43ef73bf26614af9b01fd57baa1a1fcf24bfade;hp=4f86780cb120b37ed78d849ac9d1f0e86f3195cd;hpb=6f8c351e98726ec9b569bf16f7efa2a4e4648727;p=oweals%2Fu-boot.git

diff --git a/drivers/serial/ns16550.c b/drivers/serial/ns16550.c
index 4f86780cb1..e0e70244ce 100644
--- a/drivers/serial/ns16550.c
+++ b/drivers/serial/ns16550.c
@@ -175,21 +175,17 @@ void NS16550_init(NS16550_t com_port, int baud_divisor)
 		;
 
 	serial_out(CONFIG_SYS_NS16550_IER, &com_port->ier);
-#if defined(CONFIG_OMAP) || defined(CONFIG_AM33XX) || \
-			defined(CONFIG_TI81XX) || defined(CONFIG_AM43XX)
+#if defined(CONFIG_ARCH_OMAP2PLUS)
 	serial_out(0x7, &com_port->mdr1);	/* mode select reset TL16C750*/
 #endif
 	serial_out(UART_MCRVAL, &com_port->mcr);
 	serial_out(ns16550_getfcr(com_port), &com_port->fcr);
 	if (baud_divisor != -1)
 		NS16550_setbrg(com_port, baud_divisor);
-#if defined(CONFIG_OMAP) || \
-	defined(CONFIG_AM33XX) || defined(CONFIG_SOC_DA8XX) || \
-	defined(CONFIG_TI81XX) || defined(CONFIG_AM43XX)
-
+#if defined(CONFIG_ARCH_OMAP2PLUS) || defined(CONFIG_SOC_DA8XX)
 	/* /16 is proper to hit 115200 with 48MHz */
 	serial_out(0, &com_port->mdr1);
-#endif /* CONFIG_OMAP */
+#endif
 #if defined(CONFIG_SOC_KEYSTONE)
 	serial_out(UART_REG_VAL_PWREMU_MGMT_UART_ENABLE, &com_port->regC);
 #endif
@@ -246,17 +242,6 @@ int NS16550_tstc(NS16550_t com_port)
 
 #include <debug_uart.h>
 
-#define serial_dout(reg, value)	\
-	serial_out_shift((char *)com_port + \
-		((char *)reg - (char *)com_port) * \
-			(1 << CONFIG_DEBUG_UART_SHIFT), \
-		CONFIG_DEBUG_UART_SHIFT, value)
-#define serial_din(reg) \
-	serial_in_shift((char *)com_port + \
-		((char *)reg - (char *)com_port) * \
-			(1 << CONFIG_DEBUG_UART_SHIFT), \
-		CONFIG_DEBUG_UART_SHIFT)
-
 static inline void _debug_uart_init(void)
 {
 	struct NS16550 *com_port = (struct NS16550 *)CONFIG_DEBUG_UART_BASE;
@@ -293,6 +278,42 @@ DEBUG_UART_FUNCS
 
 #endif
 
+#ifdef CONFIG_DEBUG_UART_OMAP
+
+#include <debug_uart.h>
+
+static inline void _debug_uart_init(void)
+{
+	struct NS16550 *com_port = (struct NS16550 *)CONFIG_DEBUG_UART_BASE;
+	int baud_divisor;
+
+	baud_divisor = ns16550_calc_divisor(com_port, CONFIG_DEBUG_UART_CLOCK,
+					    CONFIG_BAUDRATE);
+	serial_dout(&com_port->ier, CONFIG_SYS_NS16550_IER);
+	serial_dout(&com_port->mdr1, 0x7);
+	serial_dout(&com_port->mcr, UART_MCRVAL);
+	serial_dout(&com_port->fcr, UART_FCR_DEFVAL);
+
+	serial_dout(&com_port->lcr, UART_LCR_BKSE | UART_LCRVAL);
+	serial_dout(&com_port->dll, baud_divisor & 0xff);
+	serial_dout(&com_port->dlm, (baud_divisor >> 8) & 0xff);
+	serial_dout(&com_port->lcr, UART_LCRVAL);
+	serial_dout(&com_port->mdr1, 0x0);
+}
+
+static inline void _debug_uart_putc(int ch)
+{
+	struct NS16550 *com_port = (struct NS16550 *)CONFIG_DEBUG_UART_BASE;
+
+	while (!(serial_din(&com_port->lsr) & UART_LSR_THRE))
+		;
+	serial_dout(&com_port->thr, ch);
+}
+
+DEBUG_UART_FUNCS
+
+#endif
+
 #ifdef CONFIG_DM_SERIAL
 static int ns16550_serial_putc(struct udevice *dev, const char ch)
 {
@@ -374,7 +395,7 @@ int ns16550_serial_ofdata_to_platdata(struct udevice *dev)
 	int err;
 
 	/* try Processor Local Bus device first */
-	addr = dev_get_addr(dev);
+	addr = devfdt_get_addr(dev);
 #if defined(CONFIG_PCI) && defined(CONFIG_DM_PCI)
 	if (addr == FDT_ADDR_T_NONE) {
 		/* then try pci device */
@@ -413,10 +434,8 @@ int ns16550_serial_ofdata_to_platdata(struct udevice *dev)
 	plat->base = (unsigned long)map_physmem(addr, 0, MAP_NOCACHE);
 #endif
 
-	plat->reg_offset = fdtdec_get_int(gd->fdt_blob, dev_of_offset(dev),
-				     "reg-offset", 0);
-	plat->reg_shift = fdtdec_get_int(gd->fdt_blob, dev_of_offset(dev),
-					 "reg-shift", 0);
+	plat->reg_offset = dev_read_u32_default(dev, "reg-offset", 0);
+	plat->reg_shift = dev_read_u32_default(dev, "reg-shift", 0);
 
 	err = clk_get_by_index(dev, 0, &clk);
 	if (!err) {
@@ -429,9 +448,8 @@ int ns16550_serial_ofdata_to_platdata(struct udevice *dev)
 	}
 
 	if (!plat->clock)
-		plat->clock = fdtdec_get_int(gd->fdt_blob, dev_of_offset(dev),
-					     "clock-frequency",
-					     CONFIG_SYS_NS16550_CLK);
+		plat->clock = dev_read_u32_default(dev, "clock-frequency",
+						   CONFIG_SYS_NS16550_CLK);
 	if (!plat->clock) {
 		debug("ns16550 clock not defined\n");
 		return -EINVAL;