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| author | Timur Tabi <timur@freescale.com> | 2012-08-14 06:47:23 +0000 |
|---|---|---|
| committer | Andy Fleming <afleming@freescale.com> | 2012-08-23 10:24:18 -0500 |
| commit | 45b092d3010caa8d9a1f8c4f89afcbb6c5e5bee6 (patch) | |
| tree | ef24b84c5bc82fc26ae8cc51eb796b00b9c0c921 /board/freescale/common | |
| parent | ae2291fbe0f9858d332423a97c6b09157005050f (diff) | |
| download | u-boot-imx-45b092d3010caa8d9a1f8c4f89afcbb6c5e5bee6.zip u-boot-imx-45b092d3010caa8d9a1f8c4f89afcbb6c5e5bee6.tar.gz u-boot-imx-45b092d3010caa8d9a1f8c4f89afcbb6c5e5bee6.tar.bz2 | |
powerpc/85xx: introduce function serdes_device_from_fm_port()
In order to figure out which SerDes lane a given Fman port is connected
to, we need a function that maps the fm_port namespace to the srds_prtcl
namespace.
Signed-off-by: Timur Tabi <timur@freescale.com>
Signed-off-by: Andy Fleming <afleming@freescale.com>
Diffstat (limited to 'board/freescale/common')
| -rw-r--r-- | board/freescale/common/fman.c | 31 | ||||
| -rw-r--r-- | board/freescale/common/fman.h | 2 |
2 files changed, 33 insertions, 0 deletions
diff --git a/board/freescale/common/fman.c b/board/freescale/common/fman.c index 6ddf816..3ef4936 100644 --- a/board/freescale/common/fman.c +++ b/board/freescale/common/fman.c @@ -25,6 +25,9 @@ #include <libfdt_env.h> #include <fdt_support.h> +#include <fm_eth.h> +#include <asm/fsl_serdes.h> + /* * Given the following ... * @@ -67,3 +70,31 @@ int fdt_set_phy_handle(void *fdt, char *compat, phys_addr_t addr, return fdt_setprop(fdt, offset, "phy-handle", &ph, sizeof(ph)); } + +/* + * Return the SerDes device enum for a given Fman port + * + * This function just maps the fm_port namespace to the srds_prtcl namespace. + */ +enum srds_prtcl serdes_device_from_fm_port(enum fm_port port) +{ + static const enum srds_prtcl srds_table[] = { + [FM1_DTSEC1] = SGMII_FM1_DTSEC1, + [FM1_DTSEC2] = SGMII_FM1_DTSEC2, + [FM1_DTSEC3] = SGMII_FM1_DTSEC3, + [FM1_DTSEC4] = SGMII_FM1_DTSEC4, + [FM1_DTSEC5] = SGMII_FM1_DTSEC5, + [FM1_10GEC1] = XAUI_FM1, + [FM2_DTSEC1] = SGMII_FM2_DTSEC1, + [FM2_DTSEC2] = SGMII_FM2_DTSEC2, + [FM2_DTSEC3] = SGMII_FM2_DTSEC3, + [FM2_DTSEC4] = SGMII_FM2_DTSEC4, + [FM2_DTSEC5] = SGMII_FM2_DTSEC5, + [FM2_10GEC1] = XAUI_FM2, + }; + + if ((port < FM1_DTSEC1) || (port > FM2_10GEC1)) + return NONE; + else + return srds_table[port]; +} diff --git a/board/freescale/common/fman.h b/board/freescale/common/fman.h index d39ef08..734b1da 100644 --- a/board/freescale/common/fman.h +++ b/board/freescale/common/fman.h @@ -23,4 +23,6 @@ int fdt_set_phy_handle(void *fdt, char *compat, phys_addr_t addr, const char *alias); +enum srds_prtcl serdes_device_from_fm_port(enum fm_port port); + #endif |