msm: msm_bus: Use device names to distinguish between clocks

Populate the device name fields for bus clocks in the clock tables and
adapt a common clock naming scheme that is common for all bus and memory
clock across targets. Also replace the NULL device pointers passed to
clk_get() with either a real device pointer (where possible) or a call
to clk_get_sys().

All clocks used by the bus driver are now called "bus_clk", "bus_a_clk",
"mem_clk", "mem_a_clk, or (for 8660 only) "smi_clk" and "smi_a_clk".

clk_get() is used for all bus clocks since they have Linux devices
associated with them. Memories do not, so clk_get_sys() is used for them
for now.

Change-Id: Ie6fccf8d966b0a4bd587e4b20df4f5c6d19925b0
Signed-off-by: Matt Wagantall <mattw@codeaurora.org>
diff --git a/arch/arm/mach-msm/clock-8960.c b/arch/arm/mach-msm/clock-8960.c
index 841c899..668e600 100644
--- a/arch/arm/mach-msm/clock-8960.c
+++ b/arch/arm/mach-msm/clock-8960.c
@@ -5074,22 +5074,24 @@
 	CLK_LOOKUP("pll4",		pll4_clk.c,		NULL),
 	CLK_LOOKUP("measure",		measure_clk.c,		"debug"),
 
-	CLK_DUMMY("afab_clk",		AFAB_CLK,	NULL, 0),
-	CLK_DUMMY("afab_a_clk",		AFAB_A_CLK,	NULL, 0),
-	CLK_DUMMY("cfpb_clk",		CFPB_CLK,	NULL, 0),
-	CLK_DUMMY("cfpb_a_clk",		CFPB_A_CLK,	NULL, 0),
+	CLK_DUMMY("bus_clk",		AFAB_CLK,	"msm_apps_fab", 0),
+	CLK_DUMMY("bus_a_clk",		AFAB_A_CLK,	"msm_apps_fab", 0),
+	CLK_DUMMY("bus_clk",		SFAB_CLK,	"msm_sys_fab", 0),
+	CLK_DUMMY("bus_a_clk",		SFAB_A_CLK,	"msm_sys_fab", 0),
+	CLK_DUMMY("bus_clk",		SFPB_CLK,	"msm_sys_fpb", 0),
+	CLK_DUMMY("bus_a_clk",		SFPB_A_CLK,	"msm_sys_fpb", 0),
+	CLK_DUMMY("bus_clk",		MMFAB_CLK,	"msm_mm_fab", 0),
+	CLK_DUMMY("bus_a_clk",		MMFAB_A_CLK,	"msm_mm_fab", 0),
+	CLK_DUMMY("bus_clk",		CFPB_CLK,	"msm_cpss_fpb", 0),
+	CLK_DUMMY("bus_a_clk",		CFPB_A_CLK,	"msm_cpss_fpb", 0),
+	CLK_LOOKUP("mem_clk",		ebi1_msmbus_clk.c, "msm_bus"),
+	CLK_DUMMY("mem_a_clk",		EBI1_A_CLK,        "msm_bus", 0),
+
+	CLK_DUMMY("ebi1_clk",		EBI1_CLK,	NULL, 0),
 	CLK_DUMMY("dfab_clk",		DFAB_CLK,	NULL, 0),
 	CLK_DUMMY("dfab_a_clk",		DFAB_A_CLK,	NULL, 0),
-	CLK_DUMMY("ebi1_clk",		EBI1_CLK,	NULL, 0),
-	CLK_DUMMY("ebi1_a_clk",		EBI1_A_CLK,	NULL, 0),
-	CLK_DUMMY("mmfab_clk",		MMFAB_CLK,	NULL, 0),
-	CLK_DUMMY("mmfab_a_clk",	MMFAB_A_CLK,	NULL, 0),
-	CLK_DUMMY("mmfpb_clk",		MMFPB_CLK,	NULL, 0),
-	CLK_DUMMY("mmfpb_a_clk",	MMFPB_A_CLK,	NULL, 0),
-	CLK_DUMMY("sfab_clk",		SFAB_CLK,	NULL, 0),
-	CLK_DUMMY("sfab_a_clk",		SFAB_A_CLK,	NULL, 0),
-	CLK_DUMMY("sfpb_clk",		SFPB_CLK,	NULL, 0),
-	CLK_DUMMY("sfpb_a_clk",		SFPB_A_CLK,	NULL, 0),
+	CLK_DUMMY("bus_clk",		MMFPB_CLK,	NULL, 0),
+	CLK_DUMMY("bus_a_clk",		MMFPB_A_CLK,	NULL, 0),
 
 	CLK_LOOKUP("core_clk",		gp0_clk.c,		NULL),
 	CLK_LOOKUP("core_clk",		gp1_clk.c,		NULL),
@@ -5291,7 +5293,6 @@
 	CLK_LOOKUP("usb_hsic_system_clk", usb_hsic_system_clk.c,	NULL),
 	CLK_LOOKUP("usb_hsic_p_clk",	usb_hsic_p_clk.c,	NULL),
 
-	CLK_LOOKUP("ebi1_msmbus_clk",	ebi1_msmbus_clk.c, NULL),
 	CLK_LOOKUP("mem_clk",		ebi1_adm_clk.c, "msm_dmov"),
 
 	CLK_LOOKUP("l2_mclk",		l2_m_clk,     NULL),
@@ -5306,24 +5307,25 @@
 	CLK_LOOKUP("pll4",		pll4_clk.c,		NULL),
 	CLK_LOOKUP("measure",		measure_clk.c,		"debug"),
 
-	CLK_LOOKUP("afab_clk",		afab_clk.c,	NULL),
-	CLK_LOOKUP("afab_a_clk",	afab_a_clk.c,	NULL),
-	CLK_LOOKUP("cfpb_clk",		cfpb_clk.c,	NULL),
-	CLK_LOOKUP("cfpb_a_clk",	cfpb_a_clk.c,	NULL),
-	CLK_LOOKUP("cfpb_a_clk",	cfpb_a_clk.c,	"clock-8960"),
-	CLK_LOOKUP("dfab_clk",		dfab_clk.c,	NULL),
-	CLK_LOOKUP("dfab_a_clk",	dfab_a_clk.c,	NULL),
-	CLK_LOOKUP("ebi1_clk",		ebi1_clk.c,	NULL),
-	CLK_LOOKUP("ebi1_a_clk",	ebi1_a_clk.c,	NULL),
-	CLK_LOOKUP("mmfab_clk",		mmfab_clk.c,	NULL),
-	CLK_LOOKUP("mmfab_a_clk",	mmfab_a_clk.c,	NULL),
-	CLK_LOOKUP("mmfpb_clk",		mmfpb_clk.c,	NULL),
-	CLK_LOOKUP("mmfpb_a_clk",	mmfpb_a_clk.c,	NULL),
-	CLK_LOOKUP("mmfpb_a_clk",	mmfpb_a_clk.c,	"clock-8960"),
-	CLK_LOOKUP("sfab_clk",		sfab_clk.c,	NULL),
-	CLK_LOOKUP("sfab_a_clk",	sfab_a_clk.c,	NULL),
-	CLK_LOOKUP("sfpb_clk",		sfpb_clk.c,	NULL),
-	CLK_LOOKUP("sfpb_a_clk",	sfpb_a_clk.c,	NULL),
+	CLK_LOOKUP("bus_clk",		afab_clk.c,		"msm_apps_fab"),
+	CLK_LOOKUP("bus_a_clk",		afab_a_clk.c,		"msm_apps_fab"),
+	CLK_LOOKUP("bus_clk",		cfpb_clk.c,		"msm_cpss_fpb"),
+	CLK_LOOKUP("bus_a_clk",		cfpb_a_clk.c,		"msm_cpss_fpb"),
+	CLK_LOOKUP("bus_clk",		sfab_clk.c,		"msm_sys_fab"),
+	CLK_LOOKUP("bus_a_clk",		sfab_a_clk.c,		"msm_sys_fab"),
+	CLK_LOOKUP("bus_clk",		sfpb_clk.c,		"msm_sys_fpb"),
+	CLK_LOOKUP("bus_a_clk",		sfpb_a_clk.c,		"msm_sys_fpb"),
+	CLK_LOOKUP("bus_clk",		mmfab_clk.c,		"msm_mm_fab"),
+	CLK_LOOKUP("bus_a_clk",		mmfab_a_clk.c,		"msm_mm_fab"),
+	CLK_LOOKUP("mem_clk",		ebi1_msmbus_clk.c,	"msm_bus"),
+	CLK_LOOKUP("mem_a_clk",		ebi1_a_clk.c,		"msm_bus"),
+
+	CLK_LOOKUP("ebi1_clk",		ebi1_clk.c,		NULL),
+	CLK_LOOKUP("dfab_clk",		dfab_clk.c,		NULL),
+	CLK_LOOKUP("dfab_a_clk",	dfab_a_clk.c,		NULL),
+	CLK_LOOKUP("mmfpb_clk",		mmfpb_clk.c,		NULL),
+	CLK_LOOKUP("mmfpb_a_clk",	mmfpb_a_clk.c,		"clock-8960"),
+	CLK_LOOKUP("cfpb_a_clk",	cfpb_a_clk.c,		"clock-8960"),
 
 	CLK_LOOKUP("core_clk",		gp0_clk.c,		NULL),
 	CLK_LOOKUP("core_clk",		gp1_clk.c,		NULL),
@@ -5536,7 +5538,6 @@
 	CLK_LOOKUP("dfab_clk",		dfab_sps_clk.c,	"msm_sps"),
 	CLK_LOOKUP("bus_clk",		dfab_bam_dmux_clk.c,	"BAM_RMNT"),
 
-	CLK_LOOKUP("ebi1_msmbus_clk",	ebi1_msmbus_clk.c, NULL),
 	CLK_LOOKUP("mem_clk",		ebi1_adm_clk.c, "msm_dmov"),
 
 	CLK_LOOKUP("l2_mclk",		l2_m_clk,     NULL),