Subject: [PATCHv4] clk: ppc-corenet: rename to ppc-qoriq and add CLK_OF_DECLARE support

From: [email-masked] (Mike Turquette)
Date: Thu, 25 Sep 2014 15:54:06 -0700

Quoting Scott Wood (2014-09-25 13:08:00)
> Well, like I said, I'd rather see the CLK_OF_DECLARE stuff be made to
> work on PPC rather than have the driver carry around two binding
> methods.

I guess that is an existing problem, and not related directly to this
patch? This patch is essentially just renames (though the V1.0/V2.0
stuff seems weird).

Regards,
Mike

> 
> -Scott
> 
> On Thu, 2014-09-25 at 04:47 -0500, Lu Jingchang-B35083 wrote:
> > Hi, Scott and Mike,
> >   
> >   Could you please help review this patch and give an ACK if ok. Thanks.
> > 
> > Best Regards,
> > Jingchang
> > 
> > >-----Original Message-----
> > >From: Jingchang Lu [mailto:jingchang.lu at freescale.com]
> > >Sent: Tuesday, September 23, 2014 2:47 PM
> > >To: mturquette at linaro.org
> > >Cc: Wood Scott-B07421; linuxppc-dev at lists.ozlabs.org; linux-
> > >kernel at vger.kernel.org; linux-arm-kernel at lists.infradead.org; Lu
> > >Jingchang-B35083
> > >Subject: [PATCHv4] clk: ppc-corenet: rename to ppc-qoriq and add
> > >CLK_OF_DECLARE support
> > >
> > >The IP is shared by PPC and ARM, this renames it to qoriq for better
> > >represention, and this also adds the CLK_OF_DECLARE support for being
> > >initialized by of_clk_init() on ARM.
> > >
> > >Signed-off-by: Jingchang Lu <[email-masked]>
> > >---
> > >changes in v4:
> > > remove "corenet" literals omitted in v3 remove.
> > >
> > >changes in v3:
> > > generate the patch with -M -C option
> > >
> > >changes in v2:
> > > rename the driver name to ppc-qoriq.c for shared on PPC and ARM.
> > >
> > > drivers/clk/Kconfig                            |  9 +++++----
> > > drivers/clk/Makefile                           |  2 +-
> > > drivers/clk/{clk-ppc-corenet.c => clk-qoriq.c} | 27 +++++++++++++++------
> > >-----
> > > 3 files changed, 22 insertions(+), 16 deletions(-)  rename
> > >drivers/clk/{clk-ppc-corenet.c => clk-qoriq.c} (89%)
> > >
> > >diff --git a/drivers/clk/Kconfig b/drivers/clk/Kconfig index
> > >85131ae..f5f76cb 100644
> > >--- a/drivers/clk/Kconfig
> > >+++ b/drivers/clk/Kconfig
> > >@@ -92,12 +92,13 @@ config COMMON_CLK_AXI_CLKGEN
> > >       Support for the Analog Devices axi-clkgen pcore clock generator
> > >for Xilinx
> > >       FPGAs. It is commonly used in Analog Devices' reference designs.
> > >
> > >-config CLK_PPC_CORENET
> > >-    bool "Clock driver for PowerPC corenet platforms"
> > >-    depends on PPC_E500MC && OF
> > >+config CLK_QORIQ
> > >+    bool "Clock driver for PowerPC corenet and compatible ARM-based
> > >platforms"
> > >+    depends on (PPC_E500MC || ARM) && OF
> > >     ---help---
> > >       This adds the clock driver support for Freescale PowerPC corenet
> > >-      platforms using common clock framework.
> > >+      platforms and compatible Freescale ARM based platforms using
> > >common
> > >+      clock framework.
> > >
> > > config COMMON_CLK_XGENE
> > >     bool "Clock driver for APM XGene SoC"
> > >diff --git a/drivers/clk/Makefile b/drivers/clk/Makefile index
> > >27c542b..20f42e9 100644
> > >--- a/drivers/clk/Makefile
> > >+++ b/drivers/clk/Makefile
> > >@@ -29,7 +29,7 @@ obj-$(CONFIG_ARCH_MOXART)          += clk-moxart.o
> > > obj-$(CONFIG_ARCH_NOMADIK)          += clk-nomadik.o
> > > obj-$(CONFIG_ARCH_NSPIRE)           += clk-nspire.o
> > > obj-$(CONFIG_COMMON_CLK_PALMAS)             += clk-palmas.o
> > >-obj-$(CONFIG_CLK_PPC_CORENET)               += clk-ppc-corenet.o
> > >+obj-$(CONFIG_CLK_QORIQ)                     += clk-qoriq.o
> > > obj-$(CONFIG_COMMON_CLK_S2MPS11)    += clk-s2mps11.o
> > > obj-$(CONFIG_COMMON_CLK_SI5351)             += clk-si5351.o
> > > obj-$(CONFIG_COMMON_CLK_SI570)              += clk-si570.o
> > >diff --git a/drivers/clk/clk-ppc-corenet.c b/drivers/clk/clk-qoriq.c
> > >similarity index 89% rename from drivers/clk/clk-ppc-corenet.c rename to
> > >drivers/clk/clk-qoriq.c index 8e58edf..cba8abe 100644
> > >--- a/drivers/clk/clk-ppc-corenet.c
> > >+++ b/drivers/clk/clk-qoriq.c
> > >@@ -155,7 +155,7 @@ static void __init core_pll_init(struct device_node
> > >*np)
> > >
> > >     base = of_iomap(np, 0);
> > >     if (!base) {
> > >-            pr_err("clk-ppc: iomap error\n");
> > >+            pr_err("clk-qoriq: iomap error\n");
> > >             return;
> > >     }
> > >
> > >@@ -252,7 +252,7 @@ static void __init sysclk_init(struct device_node
> > >*node)
> > >     u32 rate;
> > >
> > >     if (!np) {
> > >-            pr_err("ppc-clk: could not get parent node\n");
> > >+            pr_err("qoriq-clk: could not get parent node\n");
> > >             return;
> > >     }
> > >
> > >@@ -278,30 +278,35 @@ static const struct of_device_id clk_match[]
> > >__initconst = {
> > >     {}
> > > };
> > >
> > >-static int __init ppc_corenet_clk_probe(struct platform_device *pdev)
> > >+static int __init qoriq_clk_probe(struct platform_device *pdev)
> > > {
> > >     of_clk_init(clk_match);
> > >
> > >     return 0;
> > > }
> > >
> > >-static const struct of_device_id ppc_clk_ids[] __initconst = {
> > >+static const struct of_device_id qoriq_clk_ids[] __initconst = {
> > >     { .compatible = "fsl,qoriq-clockgen-1.0", },
> > >     { .compatible = "fsl,qoriq-clockgen-2.0", },
> > >     {}
> > > };
> > >
> > >-static struct platform_driver ppc_corenet_clk_driver __initdata = {
> > >+static struct platform_driver qoriq_clk_driver __initdata = {
> > >     .driver = {
> > >-            .name = "ppc_corenet_clock",
> > >+            .name = "qoriq_clock",
> > >             .owner = THIS_MODULE,
> > >-            .of_match_table = ppc_clk_ids,
> > >+            .of_match_table = qoriq_clk_ids,
> > >     },
> > >-    .probe = ppc_corenet_clk_probe,
> > >+    .probe = qoriq_clk_probe,
> > > };
> > >
> > >-static int __init ppc_corenet_clk_init(void)
> > >+static int __init qoriq_clk_init(void)
> > > {
> > >-    return platform_driver_register(&ppc_corenet_clk_driver);
> > >+    return platform_driver_register(&qoriq_clk_driver);
> > > }
> > >-subsys_initcall(ppc_corenet_clk_init);
> > >+subsys_initcall(qoriq_clk_init);
> > >+
> > >+CLK_OF_DECLARE(qoriq_core_pll_v1, "fsl,qoriq-core-pll-1.0",
> > >+core_pll_init); CLK_OF_DECLARE(qoriq_core_pll_v2,
> > >+"fsl,qoriq-core-pll-2.0", core_pll_init);
> > >+CLK_OF_DECLARE(qoriq_core_mux_v1, "fsl,qoriq-core-mux-1.0",
> > >+core_mux_init); CLK_OF_DECLARE(qoriq_core_mux_v2,
> > >+"fsl,qoriq-core-mux-2.0", core_mux_init);
> > >--
> > >1.8.0
> > 
> 
>