-----Original Message----- From: Zhao Qiang [mailto:qiang.zhao@freescale.com] Sent: Thursday, August 27, 2015 10:56 AM To: Kushwaha Prabhakar-B32579 prabhakar@freescale.com Cc: u-boot@lists.denx.de; Sun York-R58495 yorksun@freescale.com; Jain Priyanka-B32167 Priyanka.Jain@freescale.com; Zhao Qiang-B45475 qiang.zhao@freescale.com Subject: [PATCH] t1040d4rdb: assign muxed pins to qe-tdm when set hwconfig qe-tdm
qe-tdm is muxed with diu, if hwconfig setted as qe-tdm, assign muxed pins to qe-tdm, then delete diu node from device tree.
Signed-off-by: Zhao Qiang qiang.zhao@freescale.com
board/freescale/t104xrdb/cpld.h | 1 + board/freescale/t104xrdb/t104xrdb.c | 19 +++++++++++++++++++ 2 files changed, 20 insertions(+)
diff --git a/board/freescale/t104xrdb/cpld.h b/board/freescale/t104xrdb/cpld.h index 2fb4105..86de26c 100644 --- a/board/freescale/t104xrdb/cpld.h +++ b/board/freescale/t104xrdb/cpld.h @@ -44,3 +44,4 @@ void cpld_write(unsigned int reg, u8 value); cpld_write(offsetof(struct cpld_data, reg), value) #define MISC_CTL_SG_SEL 0x80 #define MISC_CTL_AURORA_SEL 0x02 +#define MISC_MUX_QE_TDM 0xc0 diff --git a/board/freescale/t104xrdb/t104xrdb.c b/board/freescale/t104xrdb/t104xrdb.c index d982dfc..1759d1f 100644 --- a/board/freescale/t104xrdb/t104xrdb.c +++ b/board/freescale/t104xrdb/t104xrdb.c @@ -6,6 +6,7 @@
#include <common.h> #include <command.h> +#include <hwconfig.h> #include <netdev.h> #include <linux/compiler.h> #include <asm/mmu.h> @@ -110,6 +111,12 @@ int misc_init_r(void) MISC_CTL_SG_SEL | MISC_CTL_AURORA_SEL);
#if defined(CONFIG_T1040D4RDB)
- if (hwconfig("qe-tdm")) {
CPLD_WRITE(sfp_ctl_status, CPLD_READ(sfp_ctl_status) |MISC_MUX_QE_TDM);printf("QECSR : 0x%02x, mux to qe-tdm\n",CPLD_READ(sfp_ctl_status));- } /* Mask all CPLD interrupt sources, except QSGMII interrupts */ if (CPLD_READ(sw_ver) < 0x03) { debug("CPLD SW version 0x%02x doesn't support
int_mask\n", @@ -123,6 +130,16 @@ int misc_init_r(void) return 0; }
+void fdt_del_diu(void *blob) +{
- int nodeoff = 0;
- while ((nodeoff = fdt_node_offset_by_compatible(blob, 0,
"fsl,diu")) >= 0) {fdt_del_node(blob, nodeoff);- }
+}
Can this be moved in arch/powerpc for SoC to leverage this piece of code?
--prabhakar