[PATCH v2 5/8] powerpc/85xx: p2020: Unify .setup_arch and .init_IRQ callbacks

From: Pali Rohár
Date: Sat Dec 24 2022 - 16:16:55 EST


Make just one .setup_arch and one .init_IRQ callback implementation for all
P2020 board code. This deduplicate repeated and same code.

Signed-off-by: Pali Rohár <pali@xxxxxxxxxx>
---
arch/powerpc/platforms/85xx/p2020.c | 58 +++++------------------------
1 file changed, 9 insertions(+), 49 deletions(-)

diff --git a/arch/powerpc/platforms/85xx/p2020.c b/arch/powerpc/platforms/85xx/p2020.c
index b8584bf307b0..adf3750abef9 100644
--- a/arch/powerpc/platforms/85xx/p2020.c
+++ b/arch/powerpc/platforms/85xx/p2020.c
@@ -42,8 +42,6 @@
#define DBG(fmt, args...)
#endif

-#ifdef CONFIG_MPC85xx_DS
-
#ifdef CONFIG_PPC_I8259

static void mpc85xx_8259_cascade(struct irq_desc *desc)
@@ -90,7 +88,7 @@ static void __init mpc85xx_8259_init(void)

#endif /* CONFIG_PPC_I8259 */

-static void __init mpc85xx_ds_pic_init(void)
+static void __init p2020_pic_init(void)
{
struct mpic *mpic;

@@ -143,58 +141,20 @@ static void __init mpc85xx_ds_uli_init(void)
#endif
}

-#endif /* CONFIG_MPC85xx_DS */
-
-#ifdef CONFIG_MPC85xx_RDB
-static void __init mpc85xx_rdb_pic_init(void)
-{
- struct mpic *mpic;
-
- mpic = mpic_alloc(NULL, 0,
- MPIC_BIG_ENDIAN |
- MPIC_SINGLE_DEST_CPU,
- 0, 256, " OpenPIC ");
-
- BUG_ON(mpic == NULL);
- mpic_init(mpic);
-}
-#endif /* CONFIG_MPC85xx_RDB */
-
/*
* Setup the architecture
*/
-#ifdef CONFIG_MPC85xx_DS
-static void __init mpc85xx_ds_setup_arch(void)
+static void __init p2020_setup_arch(void)
{
- if (ppc_md.progress)
- ppc_md.progress("mpc85xx_ds_setup_arch()", 0);
-
swiotlb_detect_4g();
fsl_pci_assign_primary();
mpc85xx_ds_uli_init();
mpc85xx_smp_init();

- printk("MPC85xx DS board from Freescale Semiconductor\n");
-}
-#endif /* CONFIG_MPC85xx_DS */
-
-#ifdef CONFIG_MPC85xx_RDB
-static void __init mpc85xx_rdb_setup_arch(void)
-{
- if (ppc_md.progress)
- ppc_md.progress("mpc85xx_rdb_setup_arch()", 0);
-
- mpc85xx_smp_init();
-
- fsl_pci_assign_primary();
-
#ifdef CONFIG_QUICC_ENGINE
mpc85xx_qe_par_io_init();
-#endif /* CONFIG_QUICC_ENGINE */
-
- printk(KERN_INFO "MPC85xx RDB board from Freescale Semiconductor\n");
+#endif
}
-#endif /* CONFIG_MPC85xx_RDB */

#ifdef CONFIG_MPC85xx_DS
machine_arch_initcall(p2020_ds, mpc85xx_common_publish_devices);
@@ -235,8 +195,8 @@ static int __init p2020_rdb_pc_probe(void)
define_machine(p2020_ds) {
.name = "P2020 DS",
.probe = p2020_ds_probe,
- .setup_arch = mpc85xx_ds_setup_arch,
- .init_IRQ = mpc85xx_ds_pic_init,
+ .setup_arch = p2020_setup_arch,
+ .init_IRQ = p2020_pic_init,
#ifdef CONFIG_PCI
.pcibios_fixup_bus = fsl_pcibios_fixup_bus,
.pcibios_fixup_phb = fsl_pcibios_fixup_phb,
@@ -251,8 +211,8 @@ define_machine(p2020_ds) {
define_machine(p2020_rdb) {
.name = "P2020 RDB",
.probe = p2020_rdb_probe,
- .setup_arch = mpc85xx_rdb_setup_arch,
- .init_IRQ = mpc85xx_rdb_pic_init,
+ .setup_arch = p2020_setup_arch,
+ .init_IRQ = p2020_pic_init,
#ifdef CONFIG_PCI
.pcibios_fixup_bus = fsl_pcibios_fixup_bus,
.pcibios_fixup_phb = fsl_pcibios_fixup_phb,
@@ -265,8 +225,8 @@ define_machine(p2020_rdb) {
define_machine(p2020_rdb_pc) {
.name = "P2020RDB-PC",
.probe = p2020_rdb_pc_probe,
- .setup_arch = mpc85xx_rdb_setup_arch,
- .init_IRQ = mpc85xx_rdb_pic_init,
+ .setup_arch = p2020_setup_arch,
+ .init_IRQ = p2020_pic_init,
#ifdef CONFIG_PCI
.pcibios_fixup_bus = fsl_pcibios_fixup_bus,
.pcibios_fixup_phb = fsl_pcibios_fixup_phb,
--
2.20.1