rpmi/clock: Reorder flags bits and remove duplicate error code

Signed-off-by: Rahul Pathak <[email protected]>

src/srvgrp-clock.adoc

@@ -205,7 +205,7 @@ described in <<clock-notifications>>.
 ==== Service: CLK_GET_NUM_CLOCKS (SERVICE_ID: 0x02)
 This service is used to query the number of clocks available in the system.
 All supported clocks in the system are designated by an integer identifier
-called `CLOCK_ID`. `CLOCK_ID` are sequential starting from `0`.
+called `CLOCK_ID`.
 
 [#table_clock_getnumclocks_request_data]
 .Request Data
@@ -393,10 +393,7 @@ to get all the clock rates. In case the `CLOCK_FORMAT` is a linear range the
 ! Service completed successfully.
 
 ! RPMI_ERR_INVALID_PARAM
-! `CLOCK_ID` is invalid.
-
-! RPMI_ERR_INVALID_PARAM
-! `CLOCK_RATE_INDEX` is invalid.
+! `CLOCK_ID` or `CLOCK_RATE_INDEX` is invalid.
 
 !===
 - Other errors <<table_error_codes>>
@@ -579,7 +576,11 @@ This service is used to set the clock rate of a specific clock.
 ! Bits
 ! Description
 
-! [31:30]	! Clock rate round up/round down
+! [31:2]
+! _Reserved_ and must be `0`.
+
+! [1:0]
+! Clock rate rounding mode
 ----
 0b00: Round down
 0b01: Round up
@@ -588,8 +589,6 @@ This service is used to set the clock rate of a specific clock.
 
 In Auto mode the platform can autonomously chooses a supported rate closest to the requested rate.
 ----
-
-! [29:0]	! _Reserved_ and must be `0`.
 !===
 
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