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netbird: set V_OSCK to 0, this will autodetect the clock 

This patch uses the autodetection of the Oszillator frequency from
sysboot1.
This commit is contained in:
Stefan Eichenberger 2016-08-11 18:15:17 +02:00
parent 0353db9168
commit 046cd824c1
2 changed files with 5 additions and 2 deletions
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5
board/nm/netbird/board.c
View File

@ -127,7 +127,7 @@ int spl_start_uboot(void)
#endif #endif
#define OSC (V_OSCK/1000000) #define OSC (V_OSCK/1000000)
const struct dpll_params dpll_ddr_nbhw16= { struct dpll_params dpll_ddr_nbhw16= {
400, OSC-1, 1, -1, -1, -1, -1}; 400, OSC-1, 1, -1, -1, -1, -1};
void am33xx_spl_board_init(void) void am33xx_spl_board_init(void)
@ -155,6 +155,7 @@ void am33xx_spl_board_init(void)
const struct dpll_params *get_dpll_ddr_params(void) const struct dpll_params *get_dpll_ddr_params(void)
{ {
dpll_ddr_nbhw16.n = (get_osclk() / 1000000) - 1;
return &dpll_ddr_nbhw16; return &dpll_ddr_nbhw16;
} }
@ -320,6 +321,8 @@ int board_init(void)
#define SMA2_REGISTER (CTRL_BASE + 0x1320) #define SMA2_REGISTER (CTRL_BASE + 0x1320)
writel(0x01, SMA2_REGISTER); /* Select RMII2_CRS_DV instead of MMC2_DAT7 */ writel(0x01, SMA2_REGISTER); /* Select RMII2_CRS_DV instead of MMC2_DAT7 */
printf("OSC: %lu Hz\n", get_osclk());
return 0; return 0;
} }

2
include/configs/am335x_netbird.h
View File

@ -35,7 +35,7 @@
#define CONFIG_BOARD_LATE_INIT #define CONFIG_BOARD_LATE_INIT
/* Clock Defines */ /* Clock Defines */
#define V_OSCK 24000000 /* Clock output from T2 */ #define V_OSCK 0 /* 0 means detect from sysboot1 config */
#define V_SCLK (V_OSCK) #define V_SCLK (V_OSCK)
#include <config_distro_bootcmd.h> #include <config_distro_bootcmd.h>