powerpc: Convert fsl_rstcr_restart to a reset handler
authorAndrey Smirnov <andrew.smirnov@gmail.com>
Thu, 28 Jul 2016 23:07:18 +0000 (16:07 -0700)
committerScott Wood <oss@buserror.net>
Sun, 25 Sep 2016 07:38:50 +0000 (02:38 -0500)
Convert fsl_rstcr_restart into a function to be registered with
register_reset_handler().

Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
[scottwood: Converted mvme7100 as well]
Signed-off-by: Scott Wood <oss@buserror.net>
33 files changed:
arch/powerpc/platforms/85xx/bsc913x_qds.c
arch/powerpc/platforms/85xx/bsc913x_rdb.c
arch/powerpc/platforms/85xx/c293pcie.c
arch/powerpc/platforms/85xx/corenet_generic.c
arch/powerpc/platforms/85xx/ge_imp3a.c
arch/powerpc/platforms/85xx/mpc8536_ds.c
arch/powerpc/platforms/85xx/mpc85xx_ads.c
arch/powerpc/platforms/85xx/mpc85xx_cds.c
arch/powerpc/platforms/85xx/mpc85xx_ds.c
arch/powerpc/platforms/85xx/mpc85xx_mds.c
arch/powerpc/platforms/85xx/mpc85xx_rdb.c
arch/powerpc/platforms/85xx/mvme2500.c
arch/powerpc/platforms/85xx/p1010rdb.c
arch/powerpc/platforms/85xx/p1022_ds.c
arch/powerpc/platforms/85xx/p1022_rdk.c
arch/powerpc/platforms/85xx/p1023_rdb.c
arch/powerpc/platforms/85xx/ppa8548.c
arch/powerpc/platforms/85xx/qemu_e500.c
arch/powerpc/platforms/85xx/sbc8548.c
arch/powerpc/platforms/85xx/socrates.c
arch/powerpc/platforms/85xx/stx_gp3.c
arch/powerpc/platforms/85xx/tqm85xx.c
arch/powerpc/platforms/85xx/twr_p102x.c
arch/powerpc/platforms/85xx/xes_mpc85xx.c
arch/powerpc/platforms/86xx/gef_ppc9a.c
arch/powerpc/platforms/86xx/gef_sbc310.c
arch/powerpc/platforms/86xx/gef_sbc610.c
arch/powerpc/platforms/86xx/mpc8610_hpcd.c
arch/powerpc/platforms/86xx/mpc86xx_hpcn.c
arch/powerpc/platforms/86xx/mvme7100.c
arch/powerpc/platforms/86xx/sbc8641d.c
arch/powerpc/sysdev/fsl_soc.c
arch/powerpc/sysdev/fsl_soc.h

index 07dd6ae..d2f4556 100644 (file)
@@ -72,7 +72,6 @@ define_machine(bsc9132_qds) {
        .pcibios_fixup_bus      = fsl_pcibios_fixup_bus,
 #endif
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
 };
index e48f671..0ffdb4a 100644 (file)
@@ -59,7 +59,6 @@ define_machine(bsc9131_rdb) {
        .setup_arch             = bsc913x_rdb_setup_arch,
        .init_IRQ               = bsc913x_rdb_pic_init,
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
 };
index 3b9e3f0..4df1b40 100644 (file)
@@ -65,7 +65,6 @@ define_machine(c293_pcie) {
        .setup_arch             = c293_pcie_setup_arch,
        .init_IRQ               = c293_pcie_pic_init,
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
 };
index 3a6a84f..1179115 100644 (file)
@@ -225,7 +225,6 @@ define_machine(corenet_generic) {
 #else
        .get_irq                = mpic_get_coreint_irq,
 #endif
-       .restart                = fsl_rstcr_restart,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
 #ifdef CONFIG_PPC64
index 14af36a..f29c6f0 100644 (file)
@@ -215,7 +215,6 @@ define_machine(ge_imp3a) {
        .pcibios_fixup_phb      = fsl_pcibios_fixup_phb,
 #endif
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
 };
index 6ba687f..94a7f92 100644 (file)
@@ -77,7 +77,6 @@ define_machine(mpc8536_ds) {
        .pcibios_fixup_phb      = fsl_pcibios_fixup_phb,
 #endif
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
 };
index 8756715..f3e055f 100644 (file)
@@ -170,7 +170,6 @@ define_machine(mpc85xx_ads) {
        .init_IRQ               = mpc85xx_ads_pic_init,
        .show_cpuinfo           = mpc85xx_ads_show_cpuinfo,
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
 };
index 86f2015..224db30 100644 (file)
@@ -83,7 +83,8 @@ static int mpc85xx_exclude_device(struct pci_controller *hose,
                return PCIBIOS_SUCCESSFUL;
 }
 
-static void __noreturn mpc85xx_cds_restart(char *cmd)
+static int mpc85xx_cds_restart(struct notifier_block *this,
+                              unsigned long mode, void *cmd)
 {
        struct pci_dev *dev;
        u_char tmp;
@@ -108,12 +109,25 @@ static void __noreturn mpc85xx_cds_restart(char *cmd)
        }
 
        /*
-        *  If we can't find the VIA chip (maybe the P2P bridge is disabled)
-        *  or the VIA chip reset didn't work, just use the default reset.
+        *  If we can't find the VIA chip (maybe the P2P bridge is
+        *  disabled) or the VIA chip reset didn't work, just return
+        *  and let default reset sequence happen.
         */
-       fsl_rstcr_restart(NULL);
+       return NOTIFY_DONE;
 }
 
+static int mpc85xx_cds_restart_register(void)
+{
+       static struct notifier_block restart_handler;
+
+       restart_handler.notifier_call = mpc85xx_cds_restart;
+       restart_handler.priority = 192;
+
+       return register_restart_handler(&restart_handler);
+}
+machine_arch_initcall(mpc85xx_cds, mpc85xx_cds_restart_register);
+
+
 static void __init mpc85xx_cds_pci_irq_fixup(struct pci_dev *dev)
 {
        u_char c;
@@ -380,11 +394,8 @@ define_machine(mpc85xx_cds) {
        .show_cpuinfo   = mpc85xx_cds_show_cpuinfo,
        .get_irq        = mpic_get_irq,
 #ifdef CONFIG_PCI
-       .restart        = mpc85xx_cds_restart,
        .pcibios_fixup_bus      = mpc85xx_cds_fixup_bus,
        .pcibios_fixup_phb      = fsl_pcibios_fixup_phb,
-#else
-       .restart        = fsl_rstcr_restart,
 #endif
        .calibrate_decr = generic_calibrate_decr,
        .progress       = udbg_progress,
index ed69c7e..dc9e035 100644 (file)
@@ -204,7 +204,6 @@ define_machine(mpc8544_ds) {
        .pcibios_fixup_phb      = fsl_pcibios_fixup_phb,
 #endif
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
 };
@@ -219,7 +218,6 @@ define_machine(mpc8572_ds) {
        .pcibios_fixup_phb      = fsl_pcibios_fixup_phb,
 #endif
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
 };
@@ -234,7 +232,6 @@ define_machine(p2020_ds) {
        .pcibios_fixup_phb      = fsl_pcibios_fixup_phb,
 #endif
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
 };
index 48fbd7b..d7e440e 100644 (file)
@@ -393,7 +393,6 @@ define_machine(mpc8568_mds) {
        .setup_arch     = mpc85xx_mds_setup_arch,
        .init_IRQ       = mpc85xx_mds_pic_init,
        .get_irq        = mpic_get_irq,
-       .restart        = fsl_rstcr_restart,
        .calibrate_decr = generic_calibrate_decr,
        .progress       = udbg_progress,
 #ifdef CONFIG_PCI
@@ -413,7 +412,6 @@ define_machine(mpc8569_mds) {
        .setup_arch     = mpc85xx_mds_setup_arch,
        .init_IRQ       = mpc85xx_mds_pic_init,
        .get_irq        = mpic_get_irq,
-       .restart        = fsl_rstcr_restart,
        .calibrate_decr = generic_calibrate_decr,
        .progress       = udbg_progress,
 #ifdef CONFIG_PCI
@@ -434,7 +432,6 @@ define_machine(p1021_mds) {
        .setup_arch     = mpc85xx_mds_setup_arch,
        .init_IRQ       = mpc85xx_mds_pic_init,
        .get_irq        = mpic_get_irq,
-       .restart        = fsl_rstcr_restart,
        .calibrate_decr = generic_calibrate_decr,
        .progress       = udbg_progress,
 #ifdef CONFIG_PCI
index c1499cb..1006950 100644 (file)
@@ -213,7 +213,6 @@ define_machine(p2020_rdb) {
        .pcibios_fixup_phb      = fsl_pcibios_fixup_phb,
 #endif
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
 };
@@ -228,7 +227,6 @@ define_machine(p1020_rdb) {
        .pcibios_fixup_phb      = fsl_pcibios_fixup_phb,
 #endif
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
 };
@@ -243,7 +241,6 @@ define_machine(p1021_rdb_pc) {
        .pcibios_fixup_phb      = fsl_pcibios_fixup_phb,
 #endif
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
 };
@@ -258,7 +255,6 @@ define_machine(p2020_rdb_pc) {
        .pcibios_fixup_phb      = fsl_pcibios_fixup_phb,
 #endif
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
 };
@@ -273,7 +269,6 @@ define_machine(p1025_rdb) {
        .pcibios_fixup_phb      = fsl_pcibios_fixup_phb,
 #endif
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
 };
@@ -288,7 +283,6 @@ define_machine(p1020_mbg_pc) {
        .pcibios_fixup_phb      = fsl_pcibios_fixup_phb,
 #endif
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
 };
@@ -303,7 +297,6 @@ define_machine(p1020_utm_pc) {
        .pcibios_fixup_phb      = fsl_pcibios_fixup_phb,
 #endif
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
 };
@@ -318,7 +311,6 @@ define_machine(p1020_rdb_pc) {
        .pcibios_fixup_phb      = fsl_pcibios_fixup_phb,
 #endif
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
 };
@@ -333,7 +325,6 @@ define_machine(p1020_rdb_pd) {
        .pcibios_fixup_phb      = fsl_pcibios_fixup_phb,
 #endif
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
 };
@@ -348,7 +339,6 @@ define_machine(p1024_rdb) {
        .pcibios_fixup_phb      = fsl_pcibios_fixup_phb,
 #endif
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
 };
index acc3d0d..d5af072 100644 (file)
@@ -66,7 +66,6 @@ define_machine(mvme2500) {
        .pcibios_fixup_phb      = fsl_pcibios_fixup_phb,
 #endif
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
 };
index 661d7b5..78d13b3 100644 (file)
@@ -79,7 +79,6 @@ define_machine(p1010_rdb) {
        .pcibios_fixup_phb      = fsl_pcibios_fixup_phb,
 #endif
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
 };
index 63568d6..0908abd 100644 (file)
@@ -568,7 +568,6 @@ define_machine(p1022_ds) {
        .pcibios_fixup_phb      = fsl_pcibios_fixup_phb,
 #endif
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
 };
index 2f29436..276e00a 100644 (file)
@@ -148,7 +148,6 @@ define_machine(p1022_rdk) {
        .pcibios_fixup_phb      = fsl_pcibios_fixup_phb,
 #endif
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
 };
index 40d8de5..3e8cd03 100644 (file)
@@ -110,7 +110,6 @@ define_machine(p1023_rdb) {
        .setup_arch             = mpc85xx_rdb_setup_arch,
        .init_IRQ               = mpc85xx_rdb_pic_init,
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
 #ifdef CONFIG_PCI
index 2410167..33c5ba6 100644 (file)
@@ -91,7 +91,6 @@ define_machine(ppa8548) {
        .init_IRQ       = ppa8548_pic_init,
        .show_cpuinfo   = ppa8548_show_cpuinfo,
        .get_irq        = mpic_get_irq,
-       .restart        = fsl_rstcr_restart,
        .calibrate_decr = generic_calibrate_decr,
        .progress       = udbg_progress,
 };
index 50d7458..b63a854 100644 (file)
@@ -77,7 +77,6 @@ define_machine(qemu_e500) {
        .pcibios_fixup_phb      = fsl_pcibios_fixup_phb,
 #endif
        .get_irq                = mpic_get_coreint_irq,
-       .restart                = fsl_rstcr_restart,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
 };
index 62b6c45..2c67084 100644 (file)
@@ -130,7 +130,6 @@ define_machine(sbc8548) {
        .init_IRQ       = sbc8548_pic_init,
        .show_cpuinfo   = sbc8548_show_cpuinfo,
        .get_irq        = mpic_get_irq,
-       .restart        = fsl_rstcr_restart,
 #ifdef CONFIG_PCI
        .pcibios_fixup_bus      = fsl_pcibios_fixup_bus,
        .pcibios_fixup_phb      = fsl_pcibios_fixup_phb,
index cd255ac..8da4ed9 100644 (file)
@@ -91,7 +91,6 @@ define_machine(socrates) {
        .setup_arch             = socrates_setup_arch,
        .init_IRQ               = socrates_pic_init,
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
 };
index 91b824c..1a1d44e 100644 (file)
@@ -103,7 +103,6 @@ define_machine(stx_gp3) {
        .init_IRQ               = stx_gp3_pic_init,
        .show_cpuinfo           = stx_gp3_show_cpuinfo,
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
 };
index b7c5445..9fc20a3 100644 (file)
@@ -132,7 +132,6 @@ define_machine(tqm85xx) {
        .init_IRQ               = tqm85xx_pic_init,
        .show_cpuinfo           = tqm85xx_show_cpuinfo,
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
 };
index 1bc02a8..360f625 100644 (file)
@@ -140,7 +140,6 @@ define_machine(twr_p1025) {
        .pcibios_fixup_bus      = fsl_pcibios_fixup_bus,
 #endif
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
 };
index cf0c70f..cd6ce84 100644 (file)
@@ -167,7 +167,6 @@ define_machine(xes_mpc8572) {
        .pcibios_fixup_phb      = fsl_pcibios_fixup_phb,
 #endif
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
 };
@@ -182,7 +181,6 @@ define_machine(xes_mpc8548) {
        .pcibios_fixup_phb      = fsl_pcibios_fixup_phb,
 #endif
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
 };
@@ -197,7 +195,6 @@ define_machine(xes_mpc8540) {
        .pcibios_fixup_phb      = fsl_pcibios_fixup_phb,
 #endif
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
 };
index ef684af..6b99300 100644 (file)
@@ -204,7 +204,6 @@ define_machine(gef_ppc9a) {
        .init_IRQ               = gef_ppc9a_init_irq,
        .show_cpuinfo           = gef_ppc9a_show_cpuinfo,
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .time_init              = mpc86xx_time_init,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
index 67dd0c2..8cdeca0 100644 (file)
@@ -191,7 +191,6 @@ define_machine(gef_sbc310) {
        .init_IRQ               = gef_sbc310_init_irq,
        .show_cpuinfo           = gef_sbc310_show_cpuinfo,
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .time_init              = mpc86xx_time_init,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
index 8050269..da8723a 100644 (file)
@@ -181,7 +181,6 @@ define_machine(gef_sbc610) {
        .init_IRQ               = gef_sbc610_init_irq,
        .show_cpuinfo           = gef_sbc610_show_cpuinfo,
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .time_init              = mpc86xx_time_init,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
index fef0582..a5d73fa 100644 (file)
@@ -331,7 +331,6 @@ define_machine(mpc86xx_hpcd) {
        .setup_arch             = mpc86xx_hpcd_setup_arch,
        .init_IRQ               = mpc86xx_init_irq,
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .time_init              = mpc86xx_time_init,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
index 5ae42a0..a0e989e 100644 (file)
@@ -130,7 +130,6 @@ define_machine(mpc86xx_hpcn) {
        .init_IRQ               = mpc86xx_init_irq,
        .show_cpuinfo           = mpc86xx_hpcn_show_cpuinfo,
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .time_init              = mpc86xx_time_init,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
index addb41e..835352e 100644 (file)
@@ -111,7 +111,6 @@ define_machine(mvme7100) {
        .setup_arch             = mvme7100_setup_arch,
        .init_IRQ               = mpc86xx_init_irq,
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .time_init              = mpc86xx_time_init,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
index 52af573..93db35d 100644 (file)
@@ -82,7 +82,6 @@ define_machine(sbc8641) {
        .init_IRQ               = mpc86xx_init_irq,
        .show_cpuinfo           = sbc8641_show_cpuinfo,
        .get_irq                = mpic_get_irq,
-       .restart                = fsl_rstcr_restart,
        .time_init              = mpc86xx_time_init,
        .calibrate_decr         = generic_calibrate_decr,
        .progress               = udbg_progress,
index a09ca70..d93056e 100644 (file)
@@ -29,6 +29,7 @@
 #include <linux/fsl_devices.h>
 #include <linux/fs_enet_pd.h>
 #include <linux/fs_uart_pd.h>
+#include <linux/reboot.h>
 
 #include <linux/atomic.h>
 #include <asm/io.h>
@@ -180,23 +181,38 @@ EXPORT_SYMBOL(get_baudrate);
 #if defined(CONFIG_FSL_SOC_BOOKE) || defined(CONFIG_PPC_86xx)
 static __be32 __iomem *rstcr;
 
+static int fsl_rstcr_restart(struct notifier_block *this,
+                            unsigned long mode, void *cmd)
+{
+       local_irq_disable();
+       /* set reset control register */
+       out_be32(rstcr, 0x2);   /* HRESET_REQ */
+
+       return NOTIFY_DONE;
+}
+
 static int __init setup_rstcr(void)
 {
        struct device_node *np;
 
+       static struct notifier_block restart_handler = {
+               .notifier_call = fsl_rstcr_restart,
+               .priority = 128,
+       };
+
        for_each_node_by_name(np, "global-utilities") {
                if ((of_get_property(np, "fsl,has-rstcr", NULL))) {
                        rstcr = of_iomap(np, 0) + 0xb0;
-                       if (!rstcr)
+                       if (!rstcr) {
                                printk (KERN_ERR "Error: reset control "
                                                "register not mapped!\n");
+                       } else {
+                               register_restart_handler(&restart_handler);
+                       }
                        break;
                }
        }
 
-       if (!rstcr && ppc_md.restart == fsl_rstcr_restart)
-               printk(KERN_ERR "No RSTCR register, warm reboot won't work\n");
-
        of_node_put(np);
 
        return 0;
@@ -204,15 +220,6 @@ static int __init setup_rstcr(void)
 
 arch_initcall(setup_rstcr);
 
-void __noreturn fsl_rstcr_restart(char *cmd)
-{
-       local_irq_disable();
-       if (rstcr)
-               /* set reset control register */
-               out_be32(rstcr, 0x2);   /* HRESET_REQ */
-
-       while (1) ;
-}
 #endif
 
 #if defined(CONFIG_FB_FSL_DIU) || defined(CONFIG_FB_FSL_DIU_MODULE)
index 433566a..d73daa4 100644 (file)
@@ -19,8 +19,6 @@ extern u32 fsl_get_sys_freq(void);
 struct spi_board_info;
 struct device_node;
 
-extern void __noreturn fsl_rstcr_restart(char *cmd);
-
 /* The different ports that the DIU can be connected to */
 enum fsl_diu_monitor_port {
        FSL_DIU_PORT_DVI,       /* DVI */